Update changelog for 1:4.19.3-1 release

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2026-02-23 09:54:43 +01:00 · 2026-02-23 09:54:19 +01:00 · 2026-02-23 09:52:59 +01:00 · 2026-02-23 09:52:06 +01:00 · 2026-02-02 07:33:05 +01:00 · 2026-02-02 07:32:15 +01:00
896 changed files with 42592 additions and 32608 deletions
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,5 @@
 ## Process this file with automake to produce Makefile.in
+ACLOCAL_AMFLAGS = -I m4

 SUBDIRS = lib

--- a/Makefile.in
+++ b/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.16.5 from Makefile.am.
+# Makefile.in generated by automake 1.18.1 from Makefile.am.
 # @configure_input@

-# Copyright (C) 1994-2021 Free Software Foundation, Inc.
+# Copyright (C) 1994-2025 Free Software Foundation, Inc.

 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
  test $$has_opt = yes
 am__make_dryrun = (target_option=n; $(am__make_running_with_option))
 am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+am__rm_f = rm -f $(am__rm_f_notfound)
+am__rm_rf = rm -rf $(am__rm_f_notfound)
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
 pkglibdir = $(libdir)/@PACKAGE@
@@ -165,16 +167,24 @@ am__define_uniq_tagged_files = \
  done | $(am__uniquify_input)`
 DIST_SUBDIRS = lib libsubid src po doc etc tests/unit man
 am__DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/config.h.in \
+	$(top_srcdir)/build-aux/compile \
+	$(top_srcdir)/build-aux/config.guess \
+	$(top_srcdir)/build-aux/config.rpath \
+	$(top_srcdir)/build-aux/config.sub \
+	$(top_srcdir)/build-aux/install-sh \
+	$(top_srcdir)/build-aux/ltmain.sh \
+	$(top_srcdir)/build-aux/missing \
 	$(top_srcdir)/man/po/Makefile.in ABOUT-NLS AUTHORS.md COPYING \
-	ChangeLog NEWS README compile config.guess config.rpath \
-	config.sub install-sh ltmain.sh missing
+	ChangeLog NEWS README build-aux/compile build-aux/config.guess \
+	build-aux/config.rpath build-aux/config.sub \
+	build-aux/install-sh build-aux/ltmain.sh build-aux/missing
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 distdir = $(PACKAGE)-$(VERSION)
 top_distdir = $(distdir)
 am__remove_distdir = \
  if test -d "$(distdir)"; then \
-    find "$(distdir)" -type d ! -perm -200 -exec chmod u+w {} ';' \
-      && rm -rf "$(distdir)" \
+    find "$(distdir)" -type d ! -perm -700 -exec chmod u+rwx {} ';' \
+      ; rm -rf "$(distdir)" \
      || { sleep 5 && rm -rf "$(distdir)"; }; \
  else :; fi
 am__post_remove_distdir = $(am__remove_distdir)
@@ -204,17 +214,20 @@ am__relativize = \
  done; \
  reldir="$$dir2"
 DIST_ARCHIVES = $(distdir).tar.gz $(distdir).tar.xz
-GZIP_ENV = --best
+GZIP_ENV = -9
 DIST_TARGETS = dist-xz dist-gzip
 # Exists only to be overridden by the user if desired.
 AM_DISTCHECK_DVI_TARGET = dvi
 distuninstallcheck_listfiles = find . -type f -print
 am__distuninstallcheck_listfiles = $(distuninstallcheck_listfiles) \
  | sed 's|^\./|$(prefix)/|' | grep -v '$(infodir)/dir$$'
-distcleancheck_listfiles = find . -type f -print
+distcleancheck_listfiles = \
+  find . \( -type f -a \! \
+            \( -name .nfs* -o -name .smb* -o -name .__afs* \) \) -print
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+AM_DISTCHECK_CONFIGURE_FLAGS = @AM_DISTCHECK_CONFIGURE_FLAGS@
 AR = @AR@
 AUTOCONF = @AUTOCONF@
 AUTOHEADER = @AUTOHEADER@
@@ -287,7 +300,6 @@ LIBSYSTEMD = @LIBSYSTEMD@
 LIBTCB = @LIBTCB@
 LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
-LIYESCRYPT = @LIYESCRYPT@
 LN_S = @LN_S@
 LTLIBICONV = @LTLIBICONV@
 LTLIBINTL = @LTLIBINTL@
@@ -344,8 +356,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
 am__quote = @am__quote@
+am__rm_f_notfound = @am__rm_f_notfound@
 am__tar = @am__tar@
 am__untar = @am__untar@
+am__xargs_n = @am__xargs_n@
 bindir = @bindir@
 build = @build@
 build_alias = @build_alias@
@@ -388,6 +402,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
+ACLOCAL_AMFLAGS = -I m4
 SUBDIRS = lib $(am__append_1) src po doc etc tests/unit \
 	$(am__append_2)
 CLEANFILES = man/8.out man/po/remove-potcdate.* man/*/login.defs.d man/*/*.mo
@@ -435,12 +450,12 @@ config.h: stamp-h1
 	@test -f $@ || $(MAKE) $(AM_MAKEFLAGS) stamp-h1

 stamp-h1: $(srcdir)/config.h.in $(top_builddir)/config.status
-	@rm -f stamp-h1
-	cd $(top_builddir) && $(SHELL) ./config.status config.h
+	$(AM_V_at)rm -f stamp-h1
+	$(AM_V_GEN)cd $(top_builddir) && $(SHELL) ./config.status config.h
 $(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@ $(am__configure_deps) 
-	($(am__cd) $(top_srcdir) && $(AUTOHEADER))
-	rm -f stamp-h1
-	touch $@
+	$(AM_V_GEN)($(am__cd) $(top_srcdir) && $(AUTOHEADER))
+	$(AM_V_at)rm -f stamp-h1
+	$(AM_V_at)touch $@

 distclean-hdr:
 	-rm -f config.h stamp-h1
@@ -561,12 +576,13 @@ cscopelist-am: $(am__tagged_files)
 distclean-tags:
 	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
 	-rm -f cscope.out cscope.in.out cscope.po.out cscope.files
+
 distdir: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) distdir-am

 distdir-am: $(DISTFILES)
 	$(am__remove_distdir)
-	test -d "$(distdir)" || mkdir "$(distdir)"
+	$(AM_V_at)$(MKDIR_P) "$(distdir)"
 	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
 	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
 	list='$(DISTFILES)'; \
@@ -639,6 +655,10 @@ dist-bzip2: distdir
 	tardir=$(distdir) && $(am__tar) | BZIP2=$${BZIP2--9} bzip2 -c >$(distdir).tar.bz2
 	$(am__post_remove_distdir)

+dist-bzip3: distdir
+	tardir=$(distdir) && $(am__tar) | bzip3 -c >$(distdir).tar.bz3
+	$(am__post_remove_distdir)
+
 dist-lzip: distdir
 	tardir=$(distdir) && $(am__tar) | lzip -c $${LZIP_OPT--9} >$(distdir).tar.lz
 	$(am__post_remove_distdir)
@@ -679,9 +699,11 @@ dist dist-all:
 distcheck: dist
 	case '$(DIST_ARCHIVES)' in \
 	*.tar.gz*) \
-	  eval GZIP= gzip $(GZIP_ENV) -dc $(distdir).tar.gz | $(am__untar) ;;\
+	  eval GZIP= gzip -dc $(distdir).tar.gz | $(am__untar) ;;\
 	*.tar.bz2*) \
 	  bzip2 -dc $(distdir).tar.bz2 | $(am__untar) ;;\
+	*.tar.bz3*) \
+	  bzip3 -dc $(distdir).tar.bz3 | $(am__untar) ;;\
 	*.tar.lz*) \
 	  lzip -dc $(distdir).tar.lz | $(am__untar) ;;\
 	*.tar.xz*) \
@@ -689,7 +711,7 @@ distcheck: dist
 	*.tar.Z*) \
 	  uncompress -c $(distdir).tar.Z | $(am__untar) ;;\
 	*.shar.gz*) \
-	  eval GZIP= gzip $(GZIP_ENV) -dc $(distdir).shar.gz | unshar ;;\
+	  eval GZIP= gzip -dc $(distdir).shar.gz | unshar ;;\
 	*.zip*) \
 	  unzip $(distdir).zip ;;\
 	*.tar.zst*) \
@@ -787,11 +809,11 @@ install-strip:
 mostlyclean-generic:

 clean-generic:
-	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+	-$(am__rm_f) $(CLEANFILES)

 distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+	-$(am__rm_f) $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)

 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
@@ -871,9 +893,9 @@ uninstall-am:
 .PHONY: $(am__recursive_targets) CTAGS GTAGS TAGS all all-am \
 	am--refresh check check-am clean clean-cscope clean-generic \
 	clean-libtool cscope cscopelist-am ctags ctags-am dist \
-	dist-all dist-bzip2 dist-gzip dist-hook dist-lzip dist-shar \
-	dist-tarZ dist-xz dist-zip dist-zstd distcheck distclean \
-	distclean-generic distclean-hdr distclean-libtool \
+	dist-all dist-bzip2 dist-bzip3 dist-gzip dist-hook dist-lzip \
+	dist-shar dist-tarZ dist-xz dist-zip dist-zstd distcheck \
+	distclean distclean-generic distclean-hdr distclean-libtool \
 	distclean-tags distcleancheck distdir distuninstallcheck dvi \
 	dvi-am html html-am info info-am install install-am \
 	install-data install-data-am install-dvi install-dvi-am \
@@ -901,3 +923,10 @@ dist-hook:
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
 .NOEXPORT:
+
+# Tell GNU make to disable its built-in pattern rules.
+%:: %,v
+%:: RCS/%,v
+%:: RCS/%
+%:: s.%
+%:: SCCS/s.%
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,6 +1,6 @@
-# generated automatically by aclocal 1.16.5 -*- Autoconf -*-
+# generated automatically by aclocal 1.18.1 -*- Autoconf -*-

-# Copyright (C) 1996-2021 Free Software Foundation, Inc.
+# Copyright (C) 1996-2025 Free Software Foundation, Inc.

 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -14,15 +14,15 @@
 m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
 m4_ifndef([AC_AUTOCONF_VERSION],
  [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
-m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.71],,
-[m4_warning([this file was generated for autoconf 2.71.
+m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.72],,
+[m4_warning([this file was generated for autoconf 2.72.
 You have another version of autoconf.  It may work, but is not guaranteed to.
 If you have problems, you may need to regenerate the build system entirely.
 To do so, use the procedure documented by the package, typically 'autoreconf'.])])

 # ltdl.m4 - Configure ltdl for the target system. -*-Autoconf-*-
 #
-#   Copyright (C) 1999-2008, 2011-2019, 2021-2022 Free Software
+#   Copyright (C) 1999-2008, 2011-2019, 2021-2024 Free Software
 #   Foundation, Inc.
 #   Written by Thomas Tanner, 1999
 #
@@ -30,7 +30,7 @@ To do so, use the procedure documented by the package, typically 'autoreconf'.])
 # unlimited permission to copy and/or distribute it, with or without
 # modifications, as long as this notice is preserved.

-# serial 21 LTDL_INIT
+# serial 24 LTDL_INIT

 # LT_CONFIG_LTDL_DIR(DIRECTORY, [LTDL-MODE])
 # ------------------------------------------
@@ -457,7 +457,8 @@ esac

 m4_ifdef([AM_CONDITIONAL],
 [AM_CONDITIONAL(INSTALL_LTDL, test no != "${enable_ltdl_install-no}")
- AM_CONDITIONAL(CONVENIENCE_LTDL, test no != "${enable_ltdl_convenience-no}")])
+ AM_CONDITIONAL(CONVENIENCE_LTDL, test no != "${enable_ltdl_convenience-no}")
+ AM_CONDITIONAL(LTARGZH_EXISTS, test -n "$LT_ARGZ_H")])
 ])# _LT_ENABLE_INSTALL


@@ -488,9 +489,6 @@ AC_CACHE_CHECK([whether deplibs are loaded by dlopen],
      ;;
    esac
    ;;
-  bitrig*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
  darwin*)
    # Assuming the user has installed a libdl from somewhere, this is true
    # If you are looking for one http://www.opendarwin.org/projects/dlcompat
@@ -519,6 +517,9 @@ AC_CACHE_CHECK([whether deplibs are loaded by dlopen],
    # at 6.2 and later dlopen does load deplibs.
    lt_cv_sys_dlopen_deplibs=yes
    ;;
+  *-mlibc)
+    lt_cv_sys_dlopen_deplibs=yes
+    ;;
  netbsd* | netbsdelf*-gnu)
    lt_cv_sys_dlopen_deplibs=yes
    ;;
@@ -735,7 +736,7 @@ darwin[[1567]].*)
 beos*)
  LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}load_add_on.la"
  ;;
-cygwin* | mingw* | pw32*)
+cygwin* | mingw* | windows* | pw32*)
  AC_CHECK_DECLS([cygwin_conv_path], [], [], [[#include <sys/cygwin.h>]])
  LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}loadlibrary.la"
  ;;
@@ -783,7 +784,7 @@ AC_CACHE_CHECK([for _ prefix in compiled symbols],
  [lt_cv_sys_symbol_underscore=no
  cat > conftest.$ac_ext <<_LT_EOF
 void nm_test_func(){}
-int main(){nm_test_func;return 0;}
+int main(void){nm_test_func;return 0;}
 _LT_EOF
  if AC_TRY_EVAL(ac_compile); then
    # Now try to grab the symbols.
@@ -887,7 +888,7 @@ _LT_EOF
 #    define RTLD_NOW 0
 #  endif
 #endif
-int main () {
+int main (void) {
  void *handle = dlopen ("`pwd`/$libname$libltdl_cv_shlibext", RTLD_GLOBAL|RTLD_NOW);
  int status = $libltdl_dlunknown;
  if (handle) {
@@ -1275,7 +1276,7 @@ AS_IF([test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"],
        [AC_DEFINE([HAVE_][$1], 1, [Enable ]m4_tolower([$1])[ support])])
 ])dnl PKG_HAVE_DEFINE_WITH_MODULES

-# Copyright (C) 2002-2021 Free Software Foundation, Inc.
+# Copyright (C) 2002-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1287,10 +1288,10 @@ AS_IF([test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"],
 # generated from the m4 files accompanying Automake X.Y.
 # (This private macro should not be called outside this file.)
 AC_DEFUN([AM_AUTOMAKE_VERSION],
-[am__api_version='1.16'
+[am__api_version='1.18'
 dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
 dnl require some minimum version.  Point them to the right macro.
-m4_if([$1], [1.16.5], [],
+m4_if([$1], [1.18.1], [],
      [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
 ])

@@ -1306,14 +1307,14 @@ m4_define([_AM_AUTOCONF_VERSION], [])
 # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
 # This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
 AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
-[AM_AUTOMAKE_VERSION([1.16.5])dnl
+[AM_AUTOMAKE_VERSION([1.18.1])dnl
 m4_ifndef([AC_AUTOCONF_VERSION],
  [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
 _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])

 # AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-

-# Copyright (C) 2001-2021 Free Software Foundation, Inc.
+# Copyright (C) 2001-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1365,7 +1366,7 @@ am_aux_dir=`cd "$ac_aux_dir" && pwd`

 # AM_CONDITIONAL                                            -*- Autoconf -*-

-# Copyright (C) 1997-2021 Free Software Foundation, Inc.
+# Copyright (C) 1997-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1396,7 +1397,7 @@ AC_CONFIG_COMMANDS_PRE(
 Usually this means the macro was only invoked conditionally.]])
 fi])])

-# Copyright (C) 1999-2021 Free Software Foundation, Inc.
+# Copyright (C) 1999-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1528,7 +1529,7 @@ AC_CACHE_CHECK([dependency style of $depcc],
      # icc doesn't choke on unknown options, it will just issue warnings
      # or remarks (even with -Werror).  So we grep stderr for any message
      # that says an option was ignored or not supported.
-      # When given -MP, icc 7.0 and 7.1 complain thusly:
+      # When given -MP, icc 7.0 and 7.1 complain thus:
      #   icc: Command line warning: ignoring option '-M'; no argument required
      # The diagnosis changed in icc 8.0:
      #   icc: Command line remark: option '-MP' not supported
@@ -1587,7 +1588,7 @@ _AM_SUBST_NOTMAKE([am__nodep])dnl

 # Generate code to set up dependency tracking.              -*- Autoconf -*-

-# Copyright (C) 1999-2021 Free Software Foundation, Inc.
+# Copyright (C) 1999-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1655,7 +1656,7 @@ AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],

 # Do all the work for Automake.                             -*- Autoconf -*-

-# Copyright (C) 1996-2021 Free Software Foundation, Inc.
+# Copyright (C) 1996-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1755,8 +1756,9 @@ AC_REQUIRE([AC_PROG_AWK])dnl
 AC_REQUIRE([AC_PROG_MAKE_SET])dnl
 AC_REQUIRE([AM_SET_LEADING_DOT])dnl
 _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
-	      [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
-			     [_AM_PROG_TAR([v7])])])
+  [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
+    [_AM_IF_OPTION([tar-v7], [_AM_PROG_TAR([v7])],
+      [_AM_PROG_TAR([ustar])])])])
 _AM_IF_OPTION([no-dependencies],,
 [AC_PROVIDE_IFELSE([AC_PROG_CC],
 		  [_AM_DEPENDENCIES([CC])],
@@ -1789,7 +1791,7 @@ if test -z "$CSCOPE"; then
 fi
 AC_SUBST([CSCOPE])

-AC_REQUIRE([AM_SILENT_RULES])dnl
+AC_REQUIRE([_AM_SILENT_RULES])dnl
 dnl The testsuite driver may need to know about EXEEXT, so add the
 dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen.  This
 dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below.
@@ -1797,47 +1799,9 @@ AC_CONFIG_COMMANDS_PRE(dnl
 [m4_provide_if([_AM_COMPILER_EXEEXT],
  [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl

-# POSIX will say in a future version that running "rm -f" with no argument
-# is OK; and we want to be able to make that assumption in our Makefile
-# recipes.  So use an aggressive probe to check that the usage we want is
-# actually supported "in the wild" to an acceptable degree.
-# See automake bug#10828.
-# To make any issue more visible, cause the running configure to be aborted
-# by default if the 'rm' program in use doesn't match our expectations; the
-# user can still override this though.
-if rm -f && rm -fr && rm -rf; then : OK; else
-  cat >&2 <<'END'
-Oops!
+AC_REQUIRE([_AM_PROG_RM_F])
+AC_REQUIRE([_AM_PROG_XARGS_N])

-Your 'rm' program seems unable to run without file operands specified
-on the command line, even when the '-f' option is present.  This is contrary
-to the behaviour of most rm programs out there, and not conforming with
-the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
-
-Please tell bug-automake@gnu.org about your system, including the value
-of your $PATH and any error possibly output before this message.  This
-can help us improve future automake versions.
-
-END
-  if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
-    echo 'Configuration will proceed anyway, since you have set the' >&2
-    echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
-    echo >&2
-  else
-    cat >&2 <<'END'
-Aborting the configuration process, to ensure you take notice of the issue.
-
-You can download and install GNU coreutils to get an 'rm' implementation
-that behaves properly: <https://www.gnu.org/software/coreutils/>.
-
-If you want to complete the configuration process using your problematic
-'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
-to "yes", and re-run configure.
-
-END
-    AC_MSG_ERROR([Your 'rm' program is bad, sorry.])
-  fi
-fi
 dnl The trailing newline in this macro's definition is deliberate, for
 dnl backward compatibility and to allow trailing 'dnl'-style comments
 dnl after the AM_INIT_AUTOMAKE invocation. See automake bug#16841.
@@ -1870,7 +1834,7 @@ for _am_header in $config_headers :; do
 done
 echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])

-# Copyright (C) 2001-2021 Free Software Foundation, Inc.
+# Copyright (C) 2001-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1891,7 +1855,7 @@ if test x"${install_sh+set}" != xset; then
 fi
 AC_SUBST([install_sh])])

-# Copyright (C) 2003-2021 Free Software Foundation, Inc.
+# Copyright (C) 2003-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1913,7 +1877,7 @@ AC_SUBST([am__leading_dot])])
 # Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-
 # From Jim Meyering

-# Copyright (C) 1996-2021 Free Software Foundation, Inc.
+# Copyright (C) 1996-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1948,7 +1912,7 @@ AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])

 # Check to see how 'make' treats includes.	            -*- Autoconf -*-

-# Copyright (C) 2001-2021 Free Software Foundation, Inc.
+# Copyright (C) 2001-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -1991,7 +1955,7 @@ AC_SUBST([am__quote])])

 # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-

-# Copyright (C) 1997-2021 Free Software Foundation, Inc.
+# Copyright (C) 1997-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2025,7 +1989,7 @@ fi

 # Helper functions for option handling.                     -*- Autoconf -*-

-# Copyright (C) 2001-2021 Free Software Foundation, Inc.
+# Copyright (C) 2001-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2054,7 +2018,7 @@ AC_DEFUN([_AM_SET_OPTIONS],
 AC_DEFUN([_AM_IF_OPTION],
 [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])

-# Copyright (C) 1999-2021 Free Software Foundation, Inc.
+# Copyright (C) 1999-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2086,7 +2050,10 @@ AC_CACHE_CHECK(
      break
    fi
  done
-  rm -f core conftest*
+  # aligned with autoconf, so not including core; see bug#72225.
+  rm -f -r a.out a.exe b.out conftest.$ac_ext conftest.$ac_objext \
+    conftest.dSYM conftest1.$ac_ext conftest1.$ac_objext conftest1.dSYM \
+    conftest2.$ac_ext conftest2.$ac_objext conftest2.dSYM
  unset am_i])
 if test "$am_cv_prog_cc_c_o" != yes; then
   # Losing compiler, so override with the script.
@@ -2101,7 +2068,23 @@ AC_LANG_POP([C])])
 # For backward compatibility.
 AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])

-# Copyright (C) 2001-2021 Free Software Foundation, Inc.
+# Copyright (C) 2022-2025 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# _AM_PROG_RM_F
+# ---------------
+# Check whether 'rm -f' without any arguments works.
+# https://bugs.gnu.org/10828
+AC_DEFUN([_AM_PROG_RM_F],
+[am__rm_f_notfound=
+AS_IF([(rm -f && rm -fr && rm -rf) 2>/dev/null], [], [am__rm_f_notfound='""'])
+AC_SUBST(am__rm_f_notfound)
+])
+
+# Copyright (C) 2001-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2120,26 +2103,181 @@ AC_DEFUN([AM_RUN_LOG],

 # Check to make sure that the build environment is sane.    -*- Autoconf -*-

-# Copyright (C) 1996-2021 Free Software Foundation, Inc.
+# Copyright (C) 1996-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.

+# _AM_SLEEP_FRACTIONAL_SECONDS
+# ----------------------------
+AC_DEFUN([_AM_SLEEP_FRACTIONAL_SECONDS], [dnl
+AC_CACHE_CHECK([whether sleep supports fractional seconds],
+               am_cv_sleep_fractional_seconds, [dnl
+AS_IF([sleep 0.001 2>/dev/null], [am_cv_sleep_fractional_seconds=yes],
+                                 [am_cv_sleep_fractional_seconds=no])
+])])
+
+# _AM_FILESYSTEM_TIMESTAMP_RESOLUTION
+# -----------------------------------
+# Determine the filesystem's resolution for file modification
+# timestamps.  The coarsest we know of is FAT, with a resolution
+# of only two seconds, even with the most recent "exFAT" extensions.
+# The finest (e.g. ext4 with large inodes, XFS, ZFS) is one
+# nanosecond, matching clock_gettime.  However, it is probably not
+# possible to delay execution of a shell script for less than one
+# millisecond, due to process creation overhead and scheduling
+# granularity, so we don't check for anything finer than that. (See below.)
+AC_DEFUN([_AM_FILESYSTEM_TIMESTAMP_RESOLUTION], [dnl
+AC_REQUIRE([_AM_SLEEP_FRACTIONAL_SECONDS])
+AC_CACHE_CHECK([filesystem timestamp resolution],
+               am_cv_filesystem_timestamp_resolution, [dnl
+# Default to the worst case.
+am_cv_filesystem_timestamp_resolution=2
+
+# Only try to go finer than 1 sec if sleep can do it.
+# Don't try 1 sec, because if 0.01 sec and 0.1 sec don't work,
+# - 1 sec is not much of a win compared to 2 sec, and
+# - it takes 2 seconds to perform the test whether 1 sec works.
+# 
+# Instead, just use the default 2s on platforms that have 1s resolution,
+# accept the extra 1s delay when using $sleep in the Automake tests, in
+# exchange for not incurring the 2s delay for running the test for all
+# packages.
+#
+am_try_resolutions=
+if test "$am_cv_sleep_fractional_seconds" = yes; then
+  # Even a millisecond often causes a bunch of false positives,
+  # so just try a hundredth of a second. The time saved between .001 and
+  # .01 is not terribly consequential.
+  am_try_resolutions="0.01 0.1 $am_try_resolutions"
+fi
+
+# In order to catch current-generation FAT out, we must *modify* files
+# that already exist; the *creation* timestamp is finer.  Use names
+# that make ls -t sort them differently when they have equal
+# timestamps than when they have distinct timestamps, keeping
+# in mind that ls -t prints the *newest* file first.
+rm -f conftest.ts?
+: > conftest.ts1
+: > conftest.ts2
+: > conftest.ts3
+
+# Make sure ls -t actually works.  Do 'set' in a subshell so we don't
+# clobber the current shell's arguments. (Outer-level square brackets
+# are removed by m4; they're present so that m4 does not expand
+# <dollar><star>; be careful, easy to get confused.)
+if (
+     set X `[ls -t conftest.ts[12]]` &&
+     {
+       test "$[]*" != "X conftest.ts1 conftest.ts2" ||
+       test "$[]*" != "X conftest.ts2 conftest.ts1";
+     }
+); then :; else
+  # If neither matched, then we have a broken ls.  This can happen
+  # if, for instance, CONFIG_SHELL is bash and it inherits a
+  # broken ls alias from the environment.  This has actually
+  # happened.  Such a system could not be considered "sane".
+  _AS_ECHO_UNQUOTED(
+    ["Bad output from ls -t: \"`[ls -t conftest.ts[12]]`\""],
+    [AS_MESSAGE_LOG_FD])
+  AC_MSG_FAILURE([ls -t produces unexpected output.
+Make sure there is not a broken ls alias in your environment.])
+fi
+
+for am_try_res in $am_try_resolutions; do
+  # Any one fine-grained sleep might happen to cross the boundary
+  # between two values of a coarser actual resolution, but if we do
+  # two fine-grained sleeps in a row, at least one of them will fall
+  # entirely within a coarse interval.
+  echo alpha > conftest.ts1
+  sleep $am_try_res
+  echo beta > conftest.ts2
+  sleep $am_try_res
+  echo gamma > conftest.ts3
+
+  # We assume that 'ls -t' will make use of high-resolution
+  # timestamps if the operating system supports them at all.
+  if (set X `ls -t conftest.ts?` &&
+      test "$[]2" = conftest.ts3 &&
+      test "$[]3" = conftest.ts2 &&
+      test "$[]4" = conftest.ts1); then
+    #
+    # Ok, ls -t worked. If we're at a resolution of 1 second, we're done,
+    # because we don't need to test make.
+    make_ok=true
+    if test $am_try_res != 1; then
+      # But if we've succeeded so far with a subsecond resolution, we
+      # have one more thing to check: make. It can happen that
+      # everything else supports the subsecond mtimes, but make doesn't;
+      # notably on macOS, which ships make 3.81 from 2006 (the last one
+      # released under GPLv2). https://bugs.gnu.org/68808
+      # 
+      # We test $MAKE if it is defined in the environment, else "make".
+      # It might get overridden later, but our hope is that in practice
+      # it does not matter: it is the system "make" which is (by far)
+      # the most likely to be broken, whereas if the user overrides it,
+      # probably they did so with a better, or at least not worse, make.
+      # https://lists.gnu.org/archive/html/automake/2024-06/msg00051.html
+      #
+      # Create a Makefile (real tab character here):
+      rm -f conftest.mk
+      echo 'conftest.ts1: conftest.ts2' >conftest.mk
+      echo '	touch conftest.ts2' >>conftest.mk
+      #
+      # Now, running
+      #   touch conftest.ts1; touch conftest.ts2; make
+      # should touch ts1 because ts2 is newer. This could happen by luck,
+      # but most often, it will fail if make's support is insufficient. So
+      # test for several consecutive successes.
+      #
+      # (We reuse conftest.ts[12] because we still want to modify existing
+      # files, not create new ones, per above.)
+      n=0
+      make=${MAKE-make}
+      until test $n -eq 3; do
+        echo one > conftest.ts1
+        sleep $am_try_res
+        echo two > conftest.ts2 # ts2 should now be newer than ts1
+        if $make -f conftest.mk | grep 'up to date' >/dev/null; then
+          make_ok=false
+          break # out of $n loop
+        fi
+        n=`expr $n + 1`
+      done
+    fi
+    #
+    if $make_ok; then
+      # Everything we know to check worked out, so call this resolution good.
+      am_cv_filesystem_timestamp_resolution=$am_try_res
+      break # out of $am_try_res loop
+    fi
+    # Otherwise, we'll go on to check the next resolution.
+  fi
+done
+rm -f conftest.ts?
+# (end _am_filesystem_timestamp_resolution)
+])])
+
 # AM_SANITY_CHECK
 # ---------------
 AC_DEFUN([AM_SANITY_CHECK],
-[AC_MSG_CHECKING([whether build environment is sane])
+[AC_REQUIRE([_AM_FILESYSTEM_TIMESTAMP_RESOLUTION])
+# This check should not be cached, as it may vary across builds of
+# different projects.
+AC_MSG_CHECKING([whether build environment is sane])
 # Reject unsafe characters in $srcdir or the absolute working directory
 # name.  Accept space and tab only in the latter.
 am_lf='
 '
 case `pwd` in
  *[[\\\"\#\$\&\'\`$am_lf]]*)
+    AC_MSG_RESULT([no])
    AC_MSG_ERROR([unsafe absolute working directory name]);;
 esac
 case $srcdir in
  *[[\\\"\#\$\&\'\`$am_lf\ \	]]*)
+    AC_MSG_RESULT([no])
    AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
 esac

@@ -2148,49 +2286,40 @@ esac
 # symlink; some systems play weird games with the mod time of symlinks
 # (eg FreeBSD returns the mod time of the symlink's containing
 # directory).
-if (
-   am_has_slept=no
-   for am_try in 1 2; do
-     echo "timestamp, slept: $am_has_slept" > conftest.file
-     set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
-     if test "$[*]" = "X"; then
-	# -L didn't work.
-	set X `ls -t "$srcdir/configure" conftest.file`
-     fi
-     if test "$[*]" != "X $srcdir/configure conftest.file" \
-	&& test "$[*]" != "X conftest.file $srcdir/configure"; then
+am_build_env_is_sane=no
+am_has_slept=no
+rm -f conftest.file
+for am_try in 1 2; do
+  echo "timestamp, slept: $am_has_slept" > conftest.file
+  if (
+    set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
+    if test "$[]*" = "X"; then
+      # -L didn't work.
+      set X `ls -t "$srcdir/configure" conftest.file`
+    fi
+    test "$[]2" = conftest.file
+  ); then
+    am_build_env_is_sane=yes
+    break
+  fi
+  # Just in case.
+  sleep "$am_cv_filesystem_timestamp_resolution"
+  am_has_slept=yes
+done

-	# If neither matched, then we have a broken ls.  This can happen
-	# if, for instance, CONFIG_SHELL is bash and it inherits a
-	# broken ls alias from the environment.  This has actually
-	# happened.  Such a system could not be considered "sane".
-	AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
-  alias in your environment])
-     fi
-     if test "$[2]" = conftest.file || test $am_try -eq 2; then
-       break
-     fi
-     # Just in case.
-     sleep 1
-     am_has_slept=yes
-   done
-   test "$[2]" = conftest.file
-   )
-then
-   # Ok.
-   :
-else
-   AC_MSG_ERROR([newly created file is older than distributed files!
+AC_MSG_RESULT([$am_build_env_is_sane])
+if test "$am_build_env_is_sane" = no; then
+  AC_MSG_ERROR([newly created file is older than distributed files!
 Check your system clock])
 fi
-AC_MSG_RESULT([yes])
+
 # If we didn't sleep, we still need to ensure time stamps of config.status and
 # generated files are strictly newer.
 am_sleep_pid=
-if grep 'slept: no' conftest.file >/dev/null 2>&1; then
-  ( sleep 1 ) &
+AS_IF([test -e conftest.file || grep 'slept: no' conftest.file >/dev/null 2>&1],, [dnl
+  ( sleep "$am_cv_filesystem_timestamp_resolution" ) &
  am_sleep_pid=$!
-fi
+])
 AC_CONFIG_COMMANDS_PRE(
  [AC_MSG_CHECKING([that generated files are newer than configure])
   if test -n "$am_sleep_pid"; then
@@ -2201,18 +2330,18 @@ AC_CONFIG_COMMANDS_PRE(
 rm -f conftest.file
 ])

-# Copyright (C) 2009-2021 Free Software Foundation, Inc.
+# Copyright (C) 2009-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.

-# AM_SILENT_RULES([DEFAULT])
-# --------------------------
-# Enable less verbose build rules; with the default set to DEFAULT
-# ("yes" being less verbose, "no" or empty being verbose).
-AC_DEFUN([AM_SILENT_RULES],
-[AC_ARG_ENABLE([silent-rules], [dnl
+# _AM_SILENT_RULES
+# ----------------
+# Enable less verbose build rules support.
+AC_DEFUN([_AM_SILENT_RULES],
+[AM_DEFAULT_VERBOSITY=1
+AC_ARG_ENABLE([silent-rules], [dnl
 AS_HELP_STRING(
  [--enable-silent-rules],
  [less verbose build output (undo: "make V=1")])
@@ -2220,11 +2349,6 @@ AS_HELP_STRING(
  [--disable-silent-rules],
  [verbose build output (undo: "make V=0")])dnl
 ])
-case $enable_silent_rules in @%:@ (((
-  yes) AM_DEFAULT_VERBOSITY=0;;
-   no) AM_DEFAULT_VERBOSITY=1;;
-    *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
-esac
 dnl
 dnl A few 'make' implementations (e.g., NonStop OS and NextStep)
 dnl do not support nested variable expansions.
@@ -2243,14 +2367,6 @@ am__doit:
 else
  am_cv_make_support_nested_variables=no
 fi])
-if test $am_cv_make_support_nested_variables = yes; then
-  dnl Using '$V' instead of '$(V)' breaks IRIX make.
-  AM_V='$(V)'
-  AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
-else
-  AM_V=$AM_DEFAULT_VERBOSITY
-  AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
-fi
 AC_SUBST([AM_V])dnl
 AM_SUBST_NOTMAKE([AM_V])dnl
 AC_SUBST([AM_DEFAULT_V])dnl
@@ -2259,9 +2375,37 @@ AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
 AM_BACKSLASH='\'
 AC_SUBST([AM_BACKSLASH])dnl
 _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
+dnl Delay evaluation of AM_DEFAULT_VERBOSITY to the end to allow multiple calls
+dnl to AM_SILENT_RULES to change the default value.
+AC_CONFIG_COMMANDS_PRE([dnl
+case $enable_silent_rules in @%:@ (((
+  yes) AM_DEFAULT_VERBOSITY=0;;
+   no) AM_DEFAULT_VERBOSITY=1;;
+esac
+if test $am_cv_make_support_nested_variables = yes; then
+  dnl Using '$V' instead of '$(V)' breaks IRIX make.
+  AM_V='$(V)'
+  AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
+else
+  AM_V=$AM_DEFAULT_VERBOSITY
+  AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
+fi
+])dnl
 ])

-# Copyright (C) 2001-2021 Free Software Foundation, Inc.
+# AM_SILENT_RULES([DEFAULT])
+# --------------------------
+# Set the default verbosity level to DEFAULT ("yes" being less verbose, "no" or
+# empty being verbose).
+AC_DEFUN([AM_SILENT_RULES],
+[AC_REQUIRE([_AM_SILENT_RULES])
+AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1])m4_newline
+dnl We intentionally force a newline after the assignment, since a) nothing
+dnl good can come of more text following, and b) that was the behavior
+dnl before 1.17. See https://bugs.gnu.org/72267.
+])
+
+# Copyright (C) 2001-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2289,7 +2433,7 @@ fi
 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
 AC_SUBST([INSTALL_STRIP_PROGRAM])])

-# Copyright (C) 2006-2021 Free Software Foundation, Inc.
+# Copyright (C) 2006-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2308,7 +2452,7 @@ AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])

 # Check how to create a tarball.                            -*- Autoconf -*-

-# Copyright (C) 2004-2021 Free Software Foundation, Inc.
+# Copyright (C) 2004-2025 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -2354,15 +2498,19 @@ m4_if([$1], [v7],
      am_uid=`id -u || echo unknown`
      am_gid=`id -g || echo unknown`
      AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format])
-      if test $am_uid -le $am_max_uid; then
-         AC_MSG_RESULT([yes])
+      if test x$am_uid = xunknown; then
+        AC_MSG_WARN([ancient id detected; assuming current UID is ok, but dist-ustar might not work])
+      elif test $am_uid -le $am_max_uid; then
+        AC_MSG_RESULT([yes])
      else
-         AC_MSG_RESULT([no])
-         _am_tools=none
+        AC_MSG_RESULT([no])
+        _am_tools=none
      fi
      AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format])
-      if test $am_gid -le $am_max_gid; then
-         AC_MSG_RESULT([yes])
+      if test x$gm_gid = xunknown; then
+        AC_MSG_WARN([ancient id detected; assuming current GID is ok, but dist-ustar might not work])
+      elif test $am_gid -le $am_max_gid; then
+        AC_MSG_RESULT([yes])
      else
        AC_MSG_RESULT([no])
        _am_tools=none
@@ -2439,6 +2587,26 @@ AC_SUBST([am__tar])
 AC_SUBST([am__untar])
 ]) # _AM_PROG_TAR

+# Copyright (C) 2022-2025 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# _AM_PROG_XARGS_N
+# ----------------
+# Check whether 'xargs -n' works.  It should work everywhere, so the fallback
+# is not optimized at all as we never expect to use it.
+AC_DEFUN([_AM_PROG_XARGS_N],
+[AC_CACHE_CHECK([xargs -n works], am_cv_xargs_n_works, [dnl
+AS_IF([test "`echo 1 2 3 | xargs -n2 echo`" = "1 2
+3"], [am_cv_xargs_n_works=yes], [am_cv_xargs_n_works=no])])
+AS_IF([test "$am_cv_xargs_n_works" = yes], [am__xargs_n='xargs -n'], [dnl
+  am__xargs_n='am__xargs_n () { shift; sed "s/ /\\n/g" | while read am__xargs_n_arg; do "$@" "$am__xargs_n_arg"; done; }'
+])dnl
+AC_SUBST(am__xargs_n)
+])
+
 m4_include([m4/gettext.m4])
 m4_include([m4/iconv.m4])
 m4_include([m4/intlmacosx.m4])
--- a/build-aux/compile
+++ b/build-aux/compile
@@ -1,9 +1,9 @@
 #! /bin/sh
 # Wrapper for compilers which do not understand '-c -o'.

-scriptversion=2018-03-07.03; # UTC
+scriptversion=2025-06-18.21; # UTC

-# Copyright (C) 1999-2021 Free Software Foundation, Inc.
+# Copyright (C) 1999-2025 Free Software Foundation, Inc.
 # Written by Tom Tromey <tromey@cygnus.com>.
 #
 # This program is free software; you can redistribute it and/or modify
@@ -37,11 +37,11 @@ IFS=" ""	$nl"

 file_conv=

-# func_file_conv build_file lazy
+# func_file_conv build_file unneeded_conversions
 # Convert a $build file to $host form and store it in $file
 # Currently only supports Windows hosts. If the determined conversion
-# type is listed in (the comma separated) LAZY, no conversion will
-# take place.
+# type is listed in (the comma separated) UNNEEDED_CONVERSIONS, no
+# conversion will take place.
 func_file_conv ()
 {
  file=$1
@@ -51,9 +51,20 @@ func_file_conv ()
 	# lazily determine how to convert abs files
 	case `uname -s` in
 	  MINGW*)
-	    file_conv=mingw
+	    if test -n "$MSYSTEM" && (cygpath --version) >/dev/null 2>&1; then
+	      # MSYS2 environment.
+	      file_conv=cygwin
+	    else
+	      # Original MinGW environment.
+	      file_conv=mingw
+	    fi
 	    ;;
-	  CYGWIN* | MSYS*)
+	  MSYS*)
+	    # Old MSYS environment, or MSYS2 with 32-bit MSYS2 shell.
+	    file_conv=cygwin
+	    ;;
+	  CYGWIN*)
+	    # Cygwin environment.
 	    file_conv=cygwin
 	    ;;
 	  *)
@@ -63,12 +74,14 @@ func_file_conv ()
      fi
      case $file_conv/,$2, in
 	*,$file_conv,*)
+	  # This is the optimization mentioned above:
+	  # If UNNEEDED_CONVERSIONS contains $file_conv, don't convert.
 	  ;;
 	mingw/*)
 	  file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
 	  ;;
-	cygwin/* | msys/*)
-	  file=`cygpath -m "$file" || echo "$file"`
+	cygwin/*)
+	  file=`cygpath -w "$file" || echo "$file"`
 	  ;;
 	wine/*)
 	  file=`winepath -w "$file" || echo "$file"`
@@ -143,7 +156,7 @@ func_cl_wrapper ()
 	  # configure might choose to run compile as 'compile cc -o foo foo.c'.
 	  eat=1
 	  case $2 in
-	    *.o | *.[oO][bB][jJ])
+	    *.o | *.lo | *.[oO][bB][jJ])
 	      func_file_conv "$2"
 	      set x "$@" -Fo"$file"
 	      shift
@@ -248,14 +261,17 @@ If you are trying to build a whole package this is not the
 right script to run: please start by reading the file 'INSTALL'.

 Report bugs to <bug-automake@gnu.org>.
+GNU Automake home page: <https://www.gnu.org/software/automake/>.
+General help using GNU software: <https://www.gnu.org/gethelp/>.
 EOF
    exit $?
    ;;
  -v | --v*)
-    echo "compile $scriptversion"
+    echo "compile (GNU Automake) $scriptversion"
    exit $?
    ;;
  cl | *[/\\]cl | cl.exe | *[/\\]cl.exe | \
+  clang-cl | *[/\\]clang-cl | clang-cl.exe | *[/\\]clang-cl.exe | \
  icl | *[/\\]icl | icl.exe | *[/\\]icl.exe )
    func_cl_wrapper "$@"      # Doesn't return...
    ;;
@@ -340,9 +356,9 @@ exit $ret
 # Local Variables:
 # mode: shell-script
 # sh-indentation: 2
-# eval: (add-hook 'before-save-hook 'time-stamp)
+# eval: (add-hook 'before-save-hook 'time-stamp nil t)
 # time-stamp-start: "scriptversion="
-# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-format: "%Y-%02m-%02d.%02H"
 # time-stamp-time-zone: "UTC0"
 # time-stamp-end: "; # UTC"
 # End:
--- a/build-aux/config.guess
+++ b/build-aux/config.guess
@@ -1,10 +1,10 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright 1992-2022 Free Software Foundation, Inc.
+#   Copyright 1992-2024 Free Software Foundation, Inc.

 # shellcheck disable=SC2006,SC2268 # see below for rationale

-timestamp='2022-01-09'
+timestamp='2024-07-27'

 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -47,7 +47,7 @@ me=`echo "$0" | sed -e 's,.*/,,'`
 usage="\
 Usage: $0 [OPTION]

-Output the configuration name of the system \`$me' is run on.
+Output the configuration name of the system '$me' is run on.

 Options:
  -h, --help         print this help, then exit
@@ -60,13 +60,13 @@ version="\
 GNU config.guess ($timestamp)

 Originally written by Per Bothner.
-Copyright 1992-2022 Free Software Foundation, Inc.
+Copyright 1992-2024 Free Software Foundation, Inc.

 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."

 help="
-Try \`$me --help' for more information."
+Try '$me --help' for more information."

 # Parse command line
 while test $# -gt 0 ; do
@@ -102,8 +102,8 @@ GUESS=
 # temporary files to be created and, as you can see below, it is a
 # headache to deal with in a portable fashion.

-# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
-# use `HOST_CC' if defined, but it is deprecated.
+# Historically, 'CC_FOR_BUILD' used to be named 'HOST_CC'. We still
+# use 'HOST_CC' if defined, but it is deprecated.

 # Portable tmp directory creation inspired by the Autoconf team.

@@ -123,7 +123,7 @@ set_cc_for_build() {
    dummy=$tmp/dummy
    case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
 	,,)    echo "int x;" > "$dummy.c"
-	       for driver in cc gcc c89 c99 ; do
+	       for driver in cc gcc c17 c99 c89 ; do
 		   if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
 		       CC_FOR_BUILD=$driver
 		       break
@@ -155,6 +155,9 @@ Linux|GNU|GNU/*)

 	set_cc_for_build
 	cat <<-EOF > "$dummy.c"
+	#if defined(__ANDROID__)
+	LIBC=android
+	#else
 	#include <features.h>
 	#if defined(__UCLIBC__)
 	LIBC=uclibc
@@ -162,6 +165,8 @@ Linux|GNU|GNU/*)
 	LIBC=dietlibc
 	#elif defined(__GLIBC__)
 	LIBC=gnu
+	#elif defined(__LLVM_LIBC__)
+	LIBC=llvm
 	#else
 	#include <stdarg.h>
 	/* First heuristic to detect musl libc.  */
@@ -169,6 +174,7 @@ Linux|GNU|GNU/*)
 	LIBC=musl
 	#endif
 	#endif
+	#endif
 	EOF
 	cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
 	eval "$cc_set_libc"
@@ -459,7 +465,7 @@ case $UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION in
 		UNAME_RELEASE=`uname -v`
 		;;
 	esac
-	# Japanese Language versions have a version number like `4.1.3-JL'.
+	# Japanese Language versions have a version number like '4.1.3-JL'.
 	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
 	GUESS=sparc-sun-sunos$SUN_REL
 	;;
@@ -628,7 +634,8 @@ EOF
 		sed 's/^		//' << EOF > "$dummy.c"
 		#include <sys/systemcfg.h>

-		main()
+		int
+		main ()
 			{
 			if (!__power_pc())
 				exit(1);
@@ -712,7 +719,8 @@ EOF
 		#include <stdlib.h>
 		#include <unistd.h>

-		int main ()
+		int
+		main ()
 		{
 		#if defined(_SC_KERNEL_BITS)
 		    long bits = sysconf(_SC_KERNEL_BITS);
@@ -904,7 +912,7 @@ EOF
 	fi
 	;;
    *:FreeBSD:*:*)
-	UNAME_PROCESSOR=`/usr/bin/uname -p`
+	UNAME_PROCESSOR=`uname -p`
 	case $UNAME_PROCESSOR in
 	    amd64)
 		UNAME_PROCESSOR=x86_64 ;;
@@ -966,11 +974,37 @@ EOF
 	GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 	GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC
 	;;
+    x86_64:[Mm]anagarm:*:*|i?86:[Mm]anagarm:*:*)
+	GUESS="$UNAME_MACHINE-pc-managarm-mlibc"
+	;;
+    *:[Mm]anagarm:*:*)
+	GUESS="$UNAME_MACHINE-unknown-managarm-mlibc"
+	;;
    *:Minix:*:*)
 	GUESS=$UNAME_MACHINE-unknown-minix
 	;;
    aarch64:Linux:*:*)
-	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
+	set_cc_for_build
+	CPU=$UNAME_MACHINE
+	LIBCABI=$LIBC
+	if test "$CC_FOR_BUILD" != no_compiler_found; then
+	    ABI=64
+	    sed 's/^	    //' << EOF > "$dummy.c"
+	    #ifdef __ARM_EABI__
+	    #ifdef __ARM_PCS_VFP
+	    ABI=eabihf
+	    #else
+	    ABI=eabi
+	    #endif
+	    #endif
+EOF
+	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
+	    eval "$cc_set_abi"
+	    case $ABI in
+		eabi | eabihf) CPU=armv8l; LIBCABI=$LIBC$ABI ;;
+	    esac
+	fi
+	GUESS=$CPU-unknown-linux-$LIBCABI
 	;;
    aarch64_be:Linux:*:*)
 	UNAME_MACHINE=aarch64_be
@@ -1036,7 +1070,16 @@ EOF
    k1om:Linux:*:*)
 	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
 	;;
-    loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*)
+    kvx:Linux:*:*)
+	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
+	;;
+    kvx:cos:*:*)
+	GUESS=$UNAME_MACHINE-unknown-cos
+	;;
+    kvx:mbr:*:*)
+	GUESS=$UNAME_MACHINE-unknown-mbr
+	;;
+    loongarch32:Linux:*:* | loongarch64:Linux:*:*)
 	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
 	;;
    m32r*:Linux:*:*)
@@ -1151,16 +1194,27 @@ EOF
 	;;
    x86_64:Linux:*:*)
 	set_cc_for_build
+	CPU=$UNAME_MACHINE
 	LIBCABI=$LIBC
 	if test "$CC_FOR_BUILD" != no_compiler_found; then
-	    if (echo '#ifdef __ILP32__'; echo IS_X32; echo '#endif') | \
-		(CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
-		grep IS_X32 >/dev/null
-	    then
-		LIBCABI=${LIBC}x32
-	    fi
+	    ABI=64
+	    sed 's/^	    //' << EOF > "$dummy.c"
+	    #ifdef __i386__
+	    ABI=x86
+	    #else
+	    #ifdef __ILP32__
+	    ABI=x32
+	    #endif
+	    #endif
+EOF
+	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
+	    eval "$cc_set_abi"
+	    case $ABI in
+		x86) CPU=i686 ;;
+		x32) LIBCABI=${LIBC}x32 ;;
+	    esac
 	fi
-	GUESS=$UNAME_MACHINE-pc-linux-$LIBCABI
+	GUESS=$CPU-pc-linux-$LIBCABI
 	;;
    xtensa*:Linux:*:*)
 	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
@@ -1180,7 +1234,7 @@ EOF
 	GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
 	;;
    i*86:OS/2:*:*)
-	# If we were able to find `uname', then EMX Unix compatibility
+	# If we were able to find 'uname', then EMX Unix compatibility
 	# is probably installed.
 	GUESS=$UNAME_MACHINE-pc-os2-emx
 	;;
@@ -1321,7 +1375,7 @@ EOF
 		GUESS=ns32k-sni-sysv
 	fi
 	;;
-    PENTIUM:*:4.0*:*)	# Unisys `ClearPath HMP IX 4000' SVR4/MP effort
+    PENTIUM:*:4.0*:*)	# Unisys 'ClearPath HMP IX 4000' SVR4/MP effort
 			# says <Richard.M.Bartel@ccMail.Census.GOV>
 	GUESS=i586-unisys-sysv4
 	;;
@@ -1367,8 +1421,11 @@ EOF
    BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
 	GUESS=i586-pc-haiku
 	;;
-    x86_64:Haiku:*:*)
-	GUESS=x86_64-unknown-haiku
+    ppc:Haiku:*:*)	# Haiku running on Apple PowerPC
+	GUESS=powerpc-apple-haiku
+	;;
+    *:Haiku:*:*)	# Haiku modern gcc (not bound by BeOS compat)
+	GUESS=$UNAME_MACHINE-unknown-haiku
 	;;
    SX-4:SUPER-UX:*:*)
 	GUESS=sx4-nec-superux$UNAME_RELEASE
@@ -1540,6 +1597,9 @@ EOF
    *:Unleashed:*:*)
 	GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
 	;;
+    *:Ironclad:*:*)
+	GUESS=$UNAME_MACHINE-unknown-ironclad
+	;;
 esac

 # Do we have a guess based on uname results?
@@ -1563,6 +1623,7 @@ cat > "$dummy.c" <<EOF
 #endif
 #endif
 #endif
+int
 main ()
 {
 #if defined (sony)
--- a/build-aux/config.rpath
+++ b/build-aux/config.rpath
--- a/build-aux/config.sub
+++ b/build-aux/config.sub
--- a/build-aux/depcomp
+++ b/build-aux/depcomp
@@ -1,9 +1,9 @@
 #! /bin/sh
 # depcomp - compile a program generating dependencies as side-effects

-scriptversion=2018-03-07.03; # UTC
+scriptversion=2025-06-18.21; # UTC

-# Copyright (C) 1999-2021 Free Software Foundation, Inc.
+# Copyright (C) 1999-2025 Free Software Foundation, Inc.

 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -47,11 +47,13 @@ Environment variables:
  libtool     Whether libtool is used (yes/no).

 Report bugs to <bug-automake@gnu.org>.
+GNU Automake home page: <https://www.gnu.org/software/automake/>.
+General help using GNU software: <https://www.gnu.org/gethelp/>.
 EOF
    exit $?
    ;;
  -v | --v*)
-    echo "depcomp $scriptversion"
+    echo "depcomp (GNU Automake) $scriptversion"
    exit $?
    ;;
 esac
@@ -113,7 +115,6 @@ nl='
 # These definitions help.
 upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ
 lower=abcdefghijklmnopqrstuvwxyz
-digits=0123456789
 alpha=${upper}${lower}

 if test -z "$depmode" || test -z "$source" || test -z "$object"; then
@@ -128,7 +129,7 @@ tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}

 rm -f "$tmpdepfile"

-# Avoid interferences from the environment.
+# Avoid interference from the environment.
 gccflag= dashmflag=

 # Some modes work just like other modes, but use different flags.  We
@@ -198,8 +199,8 @@ gcc3)
  ;;

 gcc)
-## Note that this doesn't just cater to obsosete pre-3.x GCC compilers.
-## but also to in-use compilers like IMB xlc/xlC and the HP C compiler.
+## Note that this doesn't just cater to obsolete pre-3.x GCC compilers.
+## but also to in-use compilers like IBM xlc/xlC and the HP C compiler.
 ## (see the conditional assignment to $gccflag above).
 ## There are various ways to get dependency output from gcc.  Here's
 ## why we pick this rather obscure method:
@@ -783,9 +784,9 @@ exit 0
 # Local Variables:
 # mode: shell-script
 # sh-indentation: 2
-# eval: (add-hook 'before-save-hook 'time-stamp)
+# eval: (add-hook 'before-save-hook 'time-stamp nil t)
 # time-stamp-start: "scriptversion="
-# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-format: "%Y-%02m-%02d.%02H"
 # time-stamp-time-zone: "UTC0"
 # time-stamp-end: "; # UTC"
 # End:
--- a/build-aux/install-sh
+++ b/build-aux/install-sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 # install - install a program, script, or datafile

-scriptversion=2020-11-14.01; # UTC
+scriptversion=2025-06-18.21; # UTC

 # This originates from X11R5 (mit/util/scripts/install.sh), which was
 # later released in X11R6 (xc/config/util/install.sh) with the
@@ -124,9 +124,9 @@ it's up to you to specify -f if you want it.

 If -S is not specified, no backups are attempted.

-Email bug reports to bug-automake@gnu.org.
-Automake home page: https://www.gnu.org/software/automake/
-"
+Report bugs to <bug-automake@gnu.org>.
+GNU Automake home page: <https://www.gnu.org/software/automake/>.
+General help using GNU software: <https://www.gnu.org/gethelp/>."

 while test $# -ne 0; do
  case $1 in
@@ -170,7 +170,7 @@ while test $# -ne 0; do

    -T) is_target_a_directory=never;;

-    --version) echo "$0 $scriptversion"; exit $?;;
+    --version) echo "$0 (GNU Automake) $scriptversion"; exit $?;;

    --) shift
        break;;
@@ -345,7 +345,7 @@ do
 	' 0

 	# Because "mkdir -p" follows existing symlinks and we likely work
-	# directly in world-writeable /tmp, make sure that the '$tmpdir'
+	# directly in world-writable /tmp, make sure that the '$tmpdir'
 	# directory is successfully created first before we actually test
 	# 'mkdir -p'.
 	if (umask $mkdir_umask &&
@@ -353,7 +353,7 @@ do
 	    exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
 	then
 	  if test -z "$dir_arg" || {
-	       # Check for POSIX incompatibilities with -m.
+	       # Check for POSIX incompatibility with -m.
 	       # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
 	       # other-writable bit of parent directory when it shouldn't.
 	       # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
@@ -533,9 +533,9 @@ do
 done

 # Local variables:
-# eval: (add-hook 'before-save-hook 'time-stamp)
+# eval: (add-hook 'before-save-hook 'time-stamp nil t)
 # time-stamp-start: "scriptversion="
-# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-format: "%Y-%02m-%02d.%02H"
 # time-stamp-time-zone: "UTC0"
 # time-stamp-end: "; # UTC"
 # End:
--- a/build-aux/ltmain.sh
+++ b/build-aux/ltmain.sh
--- a/build-aux/missing
+++ b/build-aux/missing
@@ -1,9 +1,11 @@
 #! /bin/sh
-# Common wrapper for a few potentially missing GNU programs.
+# Common wrapper for a few potentially missing GNU and other programs.

-scriptversion=2018-03-07.03; # UTC
+scriptversion=2025-06-18.21; # UTC

-# Copyright (C) 1996-2021 Free Software Foundation, Inc.
+# shellcheck disable=SC2006,SC2268 # we must support pre-POSIX shells
+
+# Copyright (C) 1996-2025 Free Software Foundation, Inc.
 # Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.

 # This program is free software; you can redistribute it and/or modify
@@ -54,18 +56,20 @@ Options:
  -v, --version   output version information and exit

 Supported PROGRAM values:
-  aclocal   autoconf  autoheader   autom4te  automake  makeinfo
-  bison     yacc      flex         lex       help2man
+aclocal autoconf autogen  autoheader autom4te automake autoreconf
+bison   flex     help2man lex        makeinfo perl     yacc

 Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
 'g' are ignored when checking the name.

-Send bug reports to <bug-automake@gnu.org>."
+Report bugs to <bug-automake@gnu.org>.
+GNU Automake home page: <https://www.gnu.org/software/automake/>.
+General help using GNU software: <https://www.gnu.org/gethelp/>."
    exit $?
    ;;

  -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
-    echo "missing $scriptversion (GNU Automake)"
+    echo "missing (GNU Automake) $scriptversion"
    exit $?
    ;;

@@ -108,7 +112,7 @@ gnu_software_URL=https://www.gnu.org/software
 program_details ()
 {
  case $1 in
-    aclocal|automake)
+    aclocal|automake|autoreconf)
      echo "The '$1' program is part of the GNU Automake package:"
      echo "<$gnu_software_URL/automake>"
      echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:"
@@ -123,6 +127,9 @@ program_details ()
      echo "<$gnu_software_URL/m4/>"
      echo "<$perl_URL>"
      ;;
+    *)
+      :
+      ;;
  esac
 }

@@ -137,48 +144,55 @@ give_advice ()
  printf '%s\n' "'$1' is $msg."

  configure_deps="'configure.ac' or m4 files included by 'configure.ac'"
+  autoheader_deps="'acconfig.h'"
+  automake_deps="'Makefile.am'"
+  aclocal_deps="'acinclude.m4'"
  case $normalized_program in
+    aclocal*)
+      echo "You should only need it if you modified $aclocal_deps or"
+      echo "$configure_deps."
+      ;;
    autoconf*)
-      echo "You should only need it if you modified 'configure.ac',"
-      echo "or m4 files included by it."
-      program_details 'autoconf'
+      echo "You should only need it if you modified $configure_deps."
+      ;;
+    autogen*)
+      echo "You should only need it if you modified a '.def' or '.tpl' file."
+      echo "You may want to install the GNU AutoGen package:"
+      echo "<$gnu_software_URL/autogen/>"
      ;;
    autoheader*)
-      echo "You should only need it if you modified 'acconfig.h' or"
+      echo "You should only need it if you modified $autoheader_deps or"
      echo "$configure_deps."
-      program_details 'autoheader'
      ;;
    automake*)
-      echo "You should only need it if you modified 'Makefile.am' or"
+      echo "You should only need it if you modified $automake_deps or"
      echo "$configure_deps."
-      program_details 'automake'
      ;;
-    aclocal*)
-      echo "You should only need it if you modified 'acinclude.m4' or"
-      echo "$configure_deps."
-      program_details 'aclocal'
-      ;;
-   autom4te*)
+    autom4te*)
      echo "You might have modified some maintainer files that require"
      echo "the 'autom4te' program to be rebuilt."
-      program_details 'autom4te'
+      ;;
+    autoreconf*)
+      echo "You should only need it if you modified $aclocal_deps or"
+      echo "$automake_deps or $autoheader_deps or $automake_deps or"
+      echo "$configure_deps."
      ;;
    bison*|yacc*)
      echo "You should only need it if you modified a '.y' file."
      echo "You may want to install the GNU Bison package:"
      echo "<$gnu_software_URL/bison/>"
      ;;
-    lex*|flex*)
-      echo "You should only need it if you modified a '.l' file."
-      echo "You may want to install the Fast Lexical Analyzer package:"
-      echo "<$flex_URL>"
-      ;;
    help2man*)
      echo "You should only need it if you modified a dependency" \
           "of a man page."
      echo "You may want to install the GNU Help2man package:"
      echo "<$gnu_software_URL/help2man/>"
    ;;
+    lex*|flex*)
+      echo "You should only need it if you modified a '.l' file."
+      echo "You may want to install the Fast Lexical Analyzer package:"
+      echo "<$flex_URL>"
+      ;;
    makeinfo*)
      echo "You should only need it if you modified a '.texi' file, or"
      echo "any other file indirectly affecting the aspect of the manual."
@@ -189,6 +203,12 @@ give_advice ()
      echo "want to install GNU make:"
      echo "<$gnu_software_URL/make/>"
      ;;
+    perl*)
+      echo "You should only need it to run GNU Autoconf, GNU Automake, "
+      echo "  assorted other tools, or if you modified a Perl source file."
+      echo "You may want to install the Perl 5 language interpreter:"
+      echo "<$perl_URL>"
+      ;;
    *)
      echo "You might have modified some files without having the proper"
      echo "tools for further handling them.  Check the 'README' file, it"
@@ -197,6 +217,7 @@ give_advice ()
      echo "case some other package contains this missing '$1' program."
      ;;
  esac
+  program_details "$normalized_program"
 }

 give_advice "$1" | sed -e '1s/^/WARNING: /' \
@@ -207,9 +228,9 @@ give_advice "$1" | sed -e '1s/^/WARNING: /' \
 exit $st

 # Local variables:
-# eval: (add-hook 'before-save-hook 'time-stamp)
+# eval: (add-hook 'before-save-hook 'time-stamp nil t)
 # time-stamp-start: "scriptversion="
-# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-format: "%Y-%02m-%02d.%02H"
 # time-stamp-time-zone: "UTC0"
 # time-stamp-end: "; # UTC"
 # End:
--- a/build-aux/test-driver
+++ b/build-aux/test-driver
@@ -1,9 +1,9 @@
 #! /bin/sh
 # test-driver - basic testsuite driver script.

-scriptversion=2018-03-07.03; # UTC
+scriptversion=2025-06-18.21; # UTC

-# Copyright (C) 2011-2021 Free Software Foundation, Inc.
+# Copyright (C) 2011-2025 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -44,11 +44,16 @@ print_usage ()
 Usage:
  test-driver --test-name NAME --log-file PATH --trs-file PATH
              [--expect-failure {yes|no}] [--color-tests {yes|no}]
+              [--collect-skipped-logs {yes|no}]
              [--enable-hard-errors {yes|no}] [--]
              TEST-SCRIPT [TEST-SCRIPT-ARGUMENTS]

 The '--test-name', '--log-file' and '--trs-file' options are mandatory.
 See the GNU Automake documentation for information.
+
+Report bugs to <bug-automake@gnu.org>.
+GNU Automake home page: <https://www.gnu.org/software/automake/>.
+General help using GNU software: <https://www.gnu.org/gethelp/>.
 END
 }

@@ -57,15 +62,17 @@ log_file=  # Where to save the output of the test script.
 trs_file=  # Where to save the metadata of the test run.
 expect_failure=no
 color_tests=no
+collect_skipped_logs=yes
 enable_hard_errors=yes
 while test $# -gt 0; do
  case $1 in
  --help) print_usage; exit $?;;
-  --version) echo "test-driver $scriptversion"; exit $?;;
+  --version) echo "test-driver (GNU Automake) $scriptversion"; exit $?;;
  --test-name) test_name=$2; shift;;
  --log-file) log_file=$2; shift;;
  --trs-file) trs_file=$2; shift;;
  --color-tests) color_tests=$2; shift;;
+  --collect-skipped-logs) collect_skipped_logs=$2; shift;;
  --expect-failure) expect_failure=$2; shift;;
  --enable-hard-errors) enable_hard_errors=$2; shift;;
  --) shift; break;;
@@ -121,7 +128,7 @@ fi
 case $tweaked_estatus:$expect_failure in
  0:yes) col=$red res=XPASS recheck=yes gcopy=yes;;
  0:*)   col=$grn res=PASS  recheck=no  gcopy=no;;
-  77:*)  col=$blu res=SKIP  recheck=no  gcopy=yes;;
+  77:*)  col=$blu res=SKIP  recheck=no  gcopy=$collect_skipped_logs;;
  99:*)  col=$mgn res=ERROR recheck=yes gcopy=yes;;
  *:yes) col=$lgn res=XFAIL recheck=no  gcopy=yes;;
  *:*)   col=$red res=FAIL  recheck=yes gcopy=yes;;
@@ -145,9 +152,9 @@ echo ":copy-in-global-log: $gcopy" >> $trs_file
 # Local Variables:
 # mode: shell-script
 # sh-indentation: 2
-# eval: (add-hook 'before-save-hook 'time-stamp)
+# eval: (add-hook 'before-save-hook 'time-stamp nil t)
 # time-stamp-start: "scriptversion="
-# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-format: "%Y-%02m-%02d.%02H"
 # time-stamp-time-zone: "UTC0"
 # time-stamp-end: "; # UTC"
 # End:
--- a/config.h.in
+++ b/config.h.in
@@ -32,7 +32,7 @@
 /* Define to 1 if you have the <acl/libacl.h> header file. */
 #undef HAVE_ACL_LIBACL_H

-/* Define to 1 if you have the `arc4random_buf' function. */
+/* Define to 1 if you have the 'arc4random_buf' function. */
 #undef HAVE_ARC4RANDOM_BUF

 /* Define to 1 if you have the <attr/error_context.h> header file. */
@@ -53,30 +53,30 @@
   */
 #undef HAVE_DCGETTEXT

-/* Define to 1 if you have the declaration of `cygwin_conv_path', and to 0 if
+/* Define to 1 if you have the declaration of 'cygwin_conv_path', and to 0 if
   you don't. */
 #undef HAVE_DECL_CYGWIN_CONV_PATH

-/* Define to 1 if you have the declaration of `PAM_DATA_SILENT', and to 0 if
+/* Define to 1 if you have the declaration of 'PAM_DATA_SILENT', and to 0 if
   you don't. */
 #undef HAVE_DECL_PAM_DATA_SILENT

-/* Define to 1 if you have the declaration of `PAM_DELETE_CRED', and to 0 if
+/* Define to 1 if you have the declaration of 'PAM_DELETE_CRED', and to 0 if
   you don't. */
 #undef HAVE_DECL_PAM_DELETE_CRED

-/* Define to 1 if you have the declaration of `PAM_ESTABLISH_CRED', and to 0
+/* Define to 1 if you have the declaration of 'PAM_ESTABLISH_CRED', and to 0
   if you don't. */
 #undef HAVE_DECL_PAM_ESTABLISH_CRED

-/* Define to 1 if you have the declaration of `PAM_NEW_AUTHTOK_REQD', and to 0
+/* Define to 1 if you have the declaration of 'PAM_NEW_AUTHTOK_REQD', and to 0
   if you don't. */
 #undef HAVE_DECL_PAM_NEW_AUTHTOK_REQD

 /* Define if you have the GNU dld library. */
 #undef HAVE_DLD

-/* Define to 1 if you have the `dlerror' function. */
+/* Define to 1 if you have the 'dlerror' function. */
 #undef HAVE_DLERROR

 /* Define to 1 if you have the <dlfcn.h> header file. */
@@ -85,19 +85,19 @@
 /* Define if you have the _dyld_func_lookup function. */
 #undef HAVE_DYLD

-/* Define to 1 if you have the `explicit_bzero' function. */
+/* Define to 1 if you have the 'explicit_bzero' function. */
 #undef HAVE_EXPLICIT_BZERO

 /* Defined to 1 if you have the declaration of 'fgetpwent_r' */
 #undef HAVE_FGETPWENT_R

-/* Define to 1 if you have the `getentropy' function. */
+/* Define to 1 if you have the 'getentropy' function. */
 #undef HAVE_GETENTROPY

-/* Define to 1 if you have the `getrandom' function. */
+/* Define to 1 if you have the 'getrandom' function. */
 #undef HAVE_GETRANDOM

-/* Define to 1 if you have the `getspnam_r' function. */
+/* Define to 1 if you have the 'getspnam_r' function. */
 #undef HAVE_GETSPNAM_R

 /* Define if the GNU gettext() function is already present or preinstalled. */
@@ -106,13 +106,13 @@
 /* Define if you have the iconv() function and it works. */
 #undef HAVE_ICONV

-/* Define to 1 if you have the `innetgr' function. */
+/* Define to 1 if you have the 'innetgr' function. */
 #undef HAVE_INNETGR

 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H

-/* Define to 1 if you have the `lckpwdf' function. */
+/* Define to 1 if you have the 'lckpwdf' function. */
 #undef HAVE_LCKPWDF

 /* Define if you have the libdl library or equivalent. */
@@ -130,28 +130,28 @@
 /* Define if struct lastlog has ll_host */
 #undef HAVE_LL_HOST

-/* Define to 1 if you have the `lutimes' function. */
+/* Define to 1 if you have the 'lutimes' function. */
 #undef HAVE_LUTIMES

-/* Define to 1 if you have the `memset_explicit' function. */
+/* Define to 1 if you have the 'memset_explicit' function. */
 #undef HAVE_MEMSET_EXPLICIT

 /* Define to 1 if you have the <minix/config.h> header file. */
 #undef HAVE_MINIX_CONFIG_H

-/* Define to 1 if you have the `putgrent' function. */
+/* Define to 1 if you have the 'putgrent' function. */
 #undef HAVE_PUTGRENT

-/* Define to 1 if you have the `putpwent' function. */
+/* Define to 1 if you have the 'putpwent' function. */
 #undef HAVE_PUTPWENT

-/* Define to 1 if you have the `putspent' function. */
+/* Define to 1 if you have the 'putspent' function. */
 #undef HAVE_PUTSPENT

 /* Define to 1 if you have the <readpassphrase.h> header file. */
 #undef HAVE_READPASSPHRASE_H

-/* Define to 1 if you have the `rpmatch' function. */
+/* Define to 1 if you have the 'rpmatch' function. */
 #undef HAVE_RPMATCH

 /* Define to 1 if you have the <security/openpam.h> header file. */
@@ -166,13 +166,13 @@
 /* Define to 1 if you have the <semanage/semanage.h> header file. */
 #undef HAVE_SEMANAGE_SEMANAGE_H

-/* Define to 1 if you have the `sgetgrent' function. */
+/* Define to 1 if you have the 'sgetgrent' function. */
 #undef HAVE_SGETGRENT

-/* Define to 1 if you have the `sgetpwent' function. */
+/* Define to 1 if you have the 'sgetpwent' function. */
 #undef HAVE_SGETPWENT

-/* Define to 1 if you have the `sgetspent' function. */
+/* Define to 1 if you have the 'sgetspent' function. */
 #undef HAVE_SGETSPENT

 /* Define if you have the shl_load function. */
@@ -187,10 +187,10 @@
 /* Define to 1 if you have the <stdlib.h> header file. */
 #undef HAVE_STDLIB_H

-/* Define to 1 if you have the `stpecpy' function. */
+/* Define to 1 if you have the 'stpecpy' function. */
 #undef HAVE_STPECPY

-/* Define to 1 if you have the `stpeprintf' function. */
+/* Define to 1 if you have the 'stpeprintf' function. */
 #undef HAVE_STPEPRINTF

 /* Define to 1 if you have the <strings.h> header file. */
@@ -199,25 +199,25 @@
 /* Define to 1 if you have the <string.h> header file. */
 #undef HAVE_STRING_H

-/* Define to 1 if `ut_addr' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_addr' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_ADDR

-/* Define to 1 if `ut_addr_v6' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_addr_v6' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_ADDR_V6

-/* Define to 1 if `ut_host' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_host' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_HOST

-/* Define to 1 if `ut_name' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_name' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_NAME

-/* Define to 1 if `ut_syslen' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_syslen' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_SYSLEN

-/* Define to 1 if `ut_time' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_time' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_TIME

-/* Define to 1 if `ut_xtime' is a member of `struct utmpx'. */
+/* Define to 1 if 'ut_xtime' is a member of 'struct utmpx'. */
 #undef HAVE_STRUCT_UTMPX_UT_XTIME

 /* Define to 1 if you have the <sys/statfs.h> header file. */
@@ -235,13 +235,13 @@
 /* Define to 1 if you have the <unistd.h> header file. */
 #undef HAVE_UNISTD_H

-/* Define to 1 if you have the `updwtmpx' function. */
+/* Define to 1 if you have the 'updwtmpx' function. */
 #undef HAVE_UPDWTMPX

 /* Define to 1 if you have the <utime.h> header file. */
 #undef HAVE_UTIME_H

-/* Define to 1 if `utime(file, NULL)' sets file's timestamp to the present. */
+/* Define to 1 if 'utime(file, NULL)' sets file's timestamp to the present. */
 #undef HAVE_UTIME_NULL

 /* Define to support vendor settings. */
@@ -250,9 +250,6 @@
 /* Define to 1 if you have the <wchar.h> header file. */
 #undef HAVE_WCHAR_H

-/* Path for lastlog file. */
-#undef LASTLOG_FILE
-
 /* Define to the sub-directory where libtool stores uninstalled libraries. */
 #undef LT_OBJDIR

@@ -295,10 +292,10 @@
 /* The default shell. */
 #undef SHELL

-/* The size of `gid_t', as computed by sizeof. */
+/* The size of 'gid_t', as computed by sizeof. */
 #undef SIZEOF_GID_T

-/* The size of `uid_t', as computed by sizeof. */
+/* The size of 'uid_t', as computed by sizeof. */
 #undef SIZEOF_UID_T

 /* Define to support S/Key logins. */
@@ -307,7 +304,7 @@
 /* Define to support newer BSD S/Key API */
 #undef SKEY_BSD_STYLE

-/* Define to 1 if all of the C90 standard headers exist (not just the ones
+/* Define to 1 if all of the C89 standard headers exist (not just the ones
   required in a freestanding environment). This macro is provided for
   backward compatibility; new code need not use it. */
 #undef STDC_HEADERS
@@ -330,7 +327,7 @@
 /* Define to support flushing of sssd caches */
 #undef USE_SSSD

-/* Enable extensions on AIX 3, Interix.  */
+/* Enable extensions on AIX, Interix, z/OS.  */
 #ifndef _ALL_SOURCE
 # undef _ALL_SOURCE
 #endif
@@ -391,11 +388,15 @@
 #ifndef __STDC_WANT_IEC_60559_DFP_EXT__
 # undef __STDC_WANT_IEC_60559_DFP_EXT__
 #endif
+/* Enable extensions specified by C23 Annex F.  */
+#ifndef __STDC_WANT_IEC_60559_EXT__
+# undef __STDC_WANT_IEC_60559_EXT__
+#endif
 /* Enable extensions specified by ISO/IEC TS 18661-4:2015.  */
 #ifndef __STDC_WANT_IEC_60559_FUNCS_EXT__
 # undef __STDC_WANT_IEC_60559_FUNCS_EXT__
 #endif
-/* Enable extensions specified by ISO/IEC TS 18661-3:2015.  */
+/* Enable extensions specified by C23 Annex H and ISO/IEC TS 18661-3:2015.  */
 #ifndef __STDC_WANT_IEC_60559_TYPES_EXT__
 # undef __STDC_WANT_IEC_60559_TYPES_EXT__
 #endif
@@ -454,8 +455,11 @@
 /* Number of bits in a file offset, on hosts where this is settable. */
 #undef _FILE_OFFSET_BITS

-/* Define for large files, on AIX-style hosts. */
+/* Define to 1 on platforms where this makes off_t a 64-bit type. */
 #undef _LARGE_FILES

-/* Path for wtmp file. */
-#undef _WTMP_FILE
+/* Number of bits in time_t, on hosts where this is settable. */
+#undef _TIME_BITS
+
+/* Define to 1 on platforms where this makes time_t a 64-bit type. */
+#undef __MINGW_USE_VC2005_COMPAT
--- a/5165
+++ b/5165
--- a/configure.ac
+++ b/configure.ac
@@ -1,24 +1,29 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_PREREQ([2.69])
-m4_define([libsubid_abi_major], 5)
-m4_define([libsubid_abi_minor], 0)
-m4_define([libsubid_abi_micro], 0)
+m4_define([libsubid_abi_major], [5])
+m4_define([libsubid_abi_minor], [0])
+m4_define([libsubid_abi_micro], [0])
 m4_define([libsubid_abi], [libsubid_abi_major.libsubid_abi_minor.libsubid_abi_micro])
-AC_INIT([shadow], [4.18.0], [pkg-shadow-devel@lists.alioth.debian.org], [],
+
+AC_INIT([shadow], [4.19.3], [pkg-shadow-devel@lists.alioth.debian.org], [],
 	[https://github.com/shadow-maint/shadow])
-AM_INIT_AUTOMAKE([1.11 foreign dist-xz subdir-objects tar-pax])
 AC_CONFIG_MACRO_DIRS([m4])
-AM_SILENT_RULES([yes])
+AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_HEADERS([config.h])

+AM_INIT_AUTOMAKE([1.11 foreign dist-xz subdir-objects tar-pax])
+AM_SILENT_RULES([yes])
+
+AC_SUBST([AM_DISTCHECK_CONFIGURE_FLAGS], ["$ac_configure_args"])
+
 AC_SUBST([LIBSUBID_ABI_MAJOR], [libsubid_abi_major])
 AC_SUBST([LIBSUBID_ABI_MINOR], [libsubid_abi_minor])
 AC_SUBST([LIBSUBID_ABI_MICRO], [libsubid_abi_micro])
 AC_SUBST([LIBSUBID_ABI], [libsubid_abi])

 dnl Some hacks...
-test "$prefix" = "NONE" && prefix="/usr"
-test "$prefix" = "/usr" && exec_prefix=""
+test "x$prefix" = "xNONE" && prefix="/usr"
+test "X$prefix" = "X/usr" && exec_prefix=""

 AC_USE_SYSTEM_EXTENSIONS

@@ -36,15 +41,15 @@ LT_LIB_DLLOAD
 dnl Checks for libraries.

 dnl shadow now uses the libc's shadow implementation
-AC_CHECK_HEADER([shadow.h],,[AC_MSG_ERROR([You need a libc with shadow.h])])
+AC_CHECK_HEADER([shadow.h],[],[AC_MSG_ERROR([You need a libc with shadow.h])])

-AC_CHECK_FUNCS(arc4random_buf \
+AC_CHECK_FUNCS([arc4random_buf \
 	getentropy getrandom \
 	lckpwdf lutimes \
 	updwtmpx innetgr \
 	getspnam_r \
 	rpmatch \
-	memset_explicit explicit_bzero stpecpy stpeprintf)
+	memset_explicit explicit_bzero stpecpy stpeprintf])
 AC_SYS_LARGEFILE

 dnl Checks for typedefs, structures, and compiler characteristics.
@@ -55,227 +60,230 @@ AC_CHECK_MEMBERS([struct utmpx.ut_name,
                  struct utmpx.ut_addr,
                  struct utmpx.ut_addr_v6,
                  struct utmpx.ut_time,
-                  struct utmpx.ut_xtime],,,[[#include <utmpx.h>]])
+                  struct utmpx.ut_xtime],[],[],[[#include <utmpx.h>]])

 dnl Checks for library functions.
 AC_FUNC_UTIME_NULL
-AC_REPLACE_FUNCS(putgrent putpwent putspent)
-AC_REPLACE_FUNCS(sgetgrent sgetpwent sgetspent)
+AC_REPLACE_FUNCS([putgrent putpwent putspent])
+AC_REPLACE_FUNCS([sgetgrent sgetpwent sgetspent])

-AC_CHECK_FUNC(setpgrp)
-AC_CHECK_FUNC(secure_getenv, [AC_DEFINE(HAS_SECURE_GETENV,
-                                        1,
-                                        [Defined to 1 if you have the declaration of 'secure_getenv'])])
+AC_CHECK_FUNC([setpgrp])
+AC_CHECK_FUNC([secure_getenv],
+	[AC_DEFINE([HAS_SECURE_GETENV],[1],[Defined to 1 if you have the declaration of 'secure_getenv'])]
+)

-AC_CACHE_CHECK([location of shared mail directory], shadow_cv_maildir,
+AC_CACHE_CHECK([location of shared mail directory], [shadow_cv_maildir],
 [for shadow_cv_maildir in /var/mail /var/spool/mail /usr/spool/mail /usr/mail none; do
 	if test -d $shadow_cv_maildir; then
 		break
 	fi
 done])
 if test $shadow_cv_maildir != none; then
-	AC_DEFINE_UNQUOTED(MAIL_SPOOL_DIR, "$shadow_cv_maildir",
+	AC_DEFINE_UNQUOTED([MAIL_SPOOL_DIR], ["$shadow_cv_maildir"],
 		[Location of system mail spool directory.])
 fi

-AC_CACHE_CHECK([location of user mail file], shadow_cv_mailfile,
+AC_CACHE_CHECK([location of user mail file], [shadow_cv_mailfile],
 [for shadow_cv_mailfile in Mailbox mailbox Mail mail .mail none; do
 	if test -f $HOME/$shadow_cv_mailfile; then
 		break
 	fi
 done])
 if test $shadow_cv_mailfile != none; then
-	AC_DEFINE_UNQUOTED(MAIL_SPOOL_FILE, "$shadow_cv_mailfile",
+	AC_DEFINE_UNQUOTED([MAIL_SPOOL_FILE], ["$shadow_cv_mailfile"],
 		[Name of user's mail spool file if stored in user's home directory.])
 fi

-AC_CACHE_CHECK([location of faillog/lastlog/wtmp], shadow_cv_logdir,
+AC_CACHE_CHECK([location of faillog/lastlog/wtmp], [shadow_cv_logdir],
 [for shadow_cv_logdir in /var/log /var/adm /usr/adm /etc; do
 	if test -d $shadow_cv_logdir; then
 		break
 	fi
 done])
-AC_DEFINE_UNQUOTED(_WTMP_FILE, "$shadow_cv_logdir/wtmp",
-	[Path for wtmp file.])
-AC_DEFINE_UNQUOTED(LASTLOG_FILE, "$shadow_cv_logdir/lastlog",
-	[Path for lastlog file.])
-AC_DEFINE_UNQUOTED(FAILLOG_FILE, "$shadow_cv_logdir/faillog",
+AC_DEFINE_UNQUOTED([FAILLOG_FILE], ["$shadow_cv_logdir/faillog"],
 	[Path for faillog file.])

-AC_DEFINE_UNQUOTED(PASSWD_PROGRAM, "$exec_prefix/bin/passwd",
+AC_DEFINE_UNQUOTED([PASSWD_PROGRAM], ["$exec_prefix/bin/passwd"],
 	[Path to passwd program.])

-AC_ARG_ENABLE(shadowgrp,
+AC_ARG_ENABLE([shadowgrp],
 	[AS_HELP_STRING([--enable-shadowgrp], [enable shadow group support @<:@default=yes@:>@])],
 	[case "${enableval}" in
 	 yes) enable_shadowgrp="yes" ;;
 	  no) enable_shadowgrp="no" ;;
-	   *) AC_MSG_ERROR(bad value ${enableval} for --enable-shadowgrp) ;;
+	   *) AC_MSG_ERROR([bad value ${enableval} for --enable-shadowgrp]) ;;
 	 esac],
 	[enable_shadowgrp="yes"]
 )

-AC_ARG_ENABLE(man,
+AC_ARG_ENABLE([man],
 	[AS_HELP_STRING([--enable-man],
 		[regenerate roff man pages from Docbook @<:@default=no@:>@])],
 	[enable_man="${enableval}"],
 	[enable_man="no"]
 )

-AC_ARG_ENABLE(account-tools-setuid,
+AC_ARG_ENABLE([account-tools-setuid],
 	[AS_HELP_STRING([--enable-account-tools-setuid],
 		[Install the user and group management tools setuid and authenticate the callers. This requires --with-libpam.])],
 	[case "${enableval}" in
 	 yes) enable_acct_tools_setuid="yes" ;;
 	  no) enable_acct_tools_setuid="no" ;;
-	   *) AC_MSG_ERROR(bad value ${enableval} for --enable-account-tools-setuid)
+	   *) AC_MSG_ERROR([bad value ${enableval} for --enable-account-tools-setuid])
 	   ;;
 	 esac],
 	[enable_acct_tools_setuid="no"]
 )

-AC_ARG_ENABLE(subordinate-ids,
+AC_ARG_ENABLE([subordinate-ids],
 	[AS_HELP_STRING([--enable-subordinate-ids],
 		[support subordinate ids @<:@default=yes@:>@])],
 	[enable_subids="${enableval}"],
 	[enable_subids="maybe"]
 )

-AC_ARG_ENABLE(lastlog,
+AC_ARG_ENABLE([lastlog],
 	[AS_HELP_STRING([--enable-lastlog],
 		[enable lastlog @<:@default=no@:>@])],
 	[enable_lastlog="${enableval}"],
 	[enable_lastlog="no"]
 )

-AC_ARG_ENABLE(logind,
-	[AS_HELP_STRING([--enable-logind],
-		[enable logind @<:@default=yes@:>@])],
-	[enable_logind="${enableval}"],
+AC_ARG_ENABLE([logind],
+	[AS_HELP_STRING([--disable-logind],
+		[disable logind integration])],
+	[
+		AS_CASE([${enableval}],
+			[yes],[],
+			[no],[],
+			[AC_MSG_ERROR([bad parameter value for --enable-logind=${enableval}.  ]dnl
+[Supported values are: --enable-logind (or --enable-logind=yes) and --disable-logind (or --enable-logind=no).])]
+		)
+	],
 	[enable_logind="yes"]
 )

-AC_ARG_WITH(audit,
+AC_ARG_WITH([audit],
 	[AS_HELP_STRING([--with-audit], [use auditing support @<:@default=yes if found@:>@])],
 	[with_audit=$withval], [with_audit=maybe])
-AC_ARG_WITH(libpam,
+AC_ARG_WITH([libpam],
 	[AS_HELP_STRING([--with-libpam], [use libpam for PAM support @<:@default=yes if found@:>@])],
 	[with_libpam=$withval], [with_libpam=maybe])
-AC_ARG_WITH(btrfs,
+AC_ARG_WITH([btrfs],
 	[AS_HELP_STRING([--with-btrfs], [add BtrFS support @<:@default=yes if found@:>@])],
 	[with_btrfs=$withval], [with_btrfs=maybe])
-AC_ARG_WITH(selinux,
+AC_ARG_WITH([selinux],
 	[AS_HELP_STRING([--with-selinux], [use SELinux support @<:@default=yes if found@:>@])],
 	[with_selinux=$withval], [with_selinux=maybe])
-AC_ARG_WITH(acl,
+AC_ARG_WITH([acl],
 	[AS_HELP_STRING([--with-acl], [use ACL support @<:@default=yes if found@:>@])],
 	[with_acl=$withval], [with_acl=maybe])
-AC_ARG_WITH(attr,
+AC_ARG_WITH([attr],
 	[AS_HELP_STRING([--with-attr], [use Extended Attribute support @<:@default=yes if found@:>@])],
 	[with_attr=$withval], [with_attr=maybe])
-AC_ARG_WITH(skey,
+AC_ARG_WITH([skey],
 	[AS_HELP_STRING([--with-skey], [use S/Key support @<:@default=no@:>@])],
 	[with_skey=$withval], [with_skey=no])
-AC_ARG_WITH(tcb,
+AC_ARG_WITH([tcb],
 	[AS_HELP_STRING([--with-tcb], [use tcb support (incomplete) @<:@default=yes if found@:>@])],
 	[with_tcb=$withval], [with_tcb=maybe])
-AC_ARG_WITH(sha-crypt,
+AC_ARG_WITH([sha-crypt],
 	[AS_HELP_STRING([--with-sha-crypt], [allow the SHA256 and SHA512 password encryption algorithms @<:@default=yes@:>@])],
 	[with_sha_crypt=$withval], [with_sha_crypt=yes])
-AC_ARG_WITH(bcrypt,
+AC_ARG_WITH([bcrypt],
 	[AS_HELP_STRING([--with-bcrypt], [allow the bcrypt password encryption algorithm @<:@default=no@:>@])],
 	[with_bcrypt=$withval], [with_bcrypt=no])
-AC_ARG_WITH(yescrypt,
+AC_ARG_WITH([yescrypt],
 	[AS_HELP_STRING([--with-yescrypt], [allow the yescrypt password encryption algorithm @<:@default=no@:>@])],
 	[with_yescrypt=$withval], [with_yescrypt=no])
-AC_ARG_WITH(nscd,
+AC_ARG_WITH([nscd],
 	[AS_HELP_STRING([--with-nscd], [enable support for nscd @<:@default=yes@:>@])],
 	[with_nscd=$withval], [with_nscd=yes])
-AC_ARG_WITH(sssd,
+AC_ARG_WITH([sssd],
 	[AS_HELP_STRING([--with-sssd], [enable support for flushing sssd caches @<:@default=yes@:>@])],
 	[with_sssd=$withval], [with_sssd=yes])
-AC_ARG_WITH(group-name-max-length,
+AC_ARG_WITH([group-name-max-length],
 	[AS_HELP_STRING([--with-group-name-max-length], [set max group name length @<:@default=32@:>@])],
 	[with_group_name_max_length=$withval], [with_group_name_max_length=yes])
-AC_ARG_WITH(su,
+AC_ARG_WITH([su],
 	[AS_HELP_STRING([--with-su], [build and install su program and man page @<:@default=yes@:>@])],
 	[with_su=$withval], [with_su=yes])
-AC_ARG_WITH(libbsd,
+AC_ARG_WITH([libbsd],
 	[AS_HELP_STRING([--with-libbsd], [use libbsd support @<:@default=yes if found@:>@])],
 	[with_libbsd=$withval], [with_libbsd=yes])

-if test "$with_group_name_max_length" = "no" ; then
+if test "X$with_group_name_max_length" = "Xno" ; then
 	with_group_name_max_length=0
-elif test "$with_group_name_max_length" = "yes" ; then
+elif test "X$with_group_name_max_length" = "Xyes" ; then
 	with_group_name_max_length=32
 fi
-AC_DEFINE_UNQUOTED(GROUP_NAME_MAX_LENGTH, $with_group_name_max_length, [max group name length])
-AC_SUBST(GROUP_NAME_MAX_LENGTH)
+AC_DEFINE_UNQUOTED([GROUP_NAME_MAX_LENGTH], [$with_group_name_max_length], [max group name length])
+AC_SUBST([GROUP_NAME_MAX_LENGTH])
 GROUP_NAME_MAX_LENGTH="$with_group_name_max_length"


-AM_CONDITIONAL(USE_SHA_CRYPT, test "x$with_sha_crypt" = "xyes")
-if test "$with_sha_crypt" = "yes"; then
-	AC_DEFINE(USE_SHA_CRYPT, 1, [Define to allow the SHA256 and SHA512 password encryption algorithms])
+AM_CONDITIONAL([USE_SHA_CRYPT], [test "x$with_sha_crypt" = "xyes"])
+if test "X$with_sha_crypt" = "Xyes"; then
+	AC_DEFINE([USE_SHA_CRYPT], [1], [Define to allow the SHA256 and SHA512 password encryption algorithms])
 fi

-AM_CONDITIONAL(USE_BCRYPT, test "x$with_bcrypt" = "xyes")
-if test "$with_bcrypt" = "yes"; then
-	AC_DEFINE(USE_BCRYPT, 1, [Define to allow the bcrypt password encryption algorithm])
+AM_CONDITIONAL([USE_BCRYPT], [test "x$with_bcrypt" = "xyes"])
+if test "X$with_bcrypt" = "Xyes"; then
+	AC_DEFINE([USE_BCRYPT], [1], [Define to allow the bcrypt password encryption algorithm])
 fi

-AM_CONDITIONAL(USE_YESCRYPT, test "x$with_yescrypt" = "xyes")
-if test "$with_yescrypt" = "yes"; then
-	AC_DEFINE(USE_YESCRYPT, 1, [Define to allow the yescrypt password encryption algorithm])
+AM_CONDITIONAL([USE_YESCRYPT], [test "x$with_yescrypt" = "xyes"])
+if test "X$with_yescrypt" = "Xyes"; then
+	AC_DEFINE([USE_YESCRYPT], [1], [Define to allow the yescrypt password encryption algorithm])
 fi

-if test "$with_nscd" = "yes"; then
-	AC_CHECK_FUNC(posix_spawn,
-	              [AC_DEFINE(USE_NSCD, 1, [Define to support flushing of nscd caches])],
+if test "X$with_nscd" = "Xyes"; then
+	AC_CHECK_FUNC([posix_spawn],
+	              [AC_DEFINE([USE_NSCD], [1], [Define to support flushing of nscd caches])],
 	              [AC_MSG_ERROR([posix_spawn is needed for nscd support])])
 fi

-if test "$with_sssd" = "yes"; then
-	AC_CHECK_FUNC(posix_spawn,
-	              [AC_DEFINE(USE_SSSD, 1, [Define to support flushing of sssd caches])],
+if test "X$with_sssd" = "Xyes"; then
+	AC_CHECK_FUNC([posix_spawn],
+	              [AC_DEFINE([USE_SSSD], [1], [Define to support flushing of sssd caches])],
 	              [AC_MSG_ERROR([posix_spawn is needed for sssd support])])
 fi

-AS_IF([test "$with_su" != "no"], AC_DEFINE(WITH_SU, 1, [Build with su]))
+AS_IF([test "$with_su" != "no"], [AC_DEFINE([WITH_SU], [1], [Build with su])])
 AM_CONDITIONAL([WITH_SU], [test "x$with_su" != "xno"])

 dnl Check for some functions in libc first, only if not found check for
 dnl other libraries.  This should prevent linking libnsl if not really
 dnl needed (Linux glibc, Irix), but still link it if needed (Solaris).

-AC_SEARCH_LIBS(gethostbyname, nsl)
+AC_SEARCH_LIBS([gethostbyname], [nsl])

 PKG_CHECK_MODULES([CMOCKA], [cmocka], [have_cmocka="yes"],
 	[AC_MSG_WARN([libcmocka not found, cmocka tests will not be built])])
 AM_CONDITIONAL([HAVE_CMOCKA], [test x$have_cmocka = xyes])

+AC_ARG_ENABLE([vendordir],
+    [AS_HELP_STRING([--enable-vendordir=DIR], [Directory for distribution provided configuration files])],[],[])
 AC_CHECK_LIB([econf],[econf_readDirs],[LIBECONF="-leconf"],[LIBECONF=""])
 if test -n "$LIBECONF"; then
        AC_DEFINE_UNQUOTED([VENDORDIR], ["$enable_vendordir"],
 					[Directory for distribution provided configuration files])
 	ECONF_CPPFLAGS="-DUSE_ECONF=1"
-	AC_ARG_ENABLE([vendordir],
-		AS_HELP_STRING([--enable-vendordir=DIR], [Directory for distribution provided configuration files]),,[])
 fi
-AC_SUBST(ECONF_CPPFLAGS)
-AC_SUBST(LIBECONF)
+AC_SUBST([ECONF_CPPFLAGS])
+AC_SUBST([LIBECONF])
 AC_SUBST([VENDORDIR], [$enable_vendordir])
 if test "x$enable_vendordir" != x; then
-	AC_DEFINE(HAVE_VENDORDIR, 1, [Define to support vendor settings.])
+	AC_DEFINE([HAVE_VENDORDIR], [1], [Define to support vendor settings.])
 fi
 AM_CONDITIONAL([HAVE_VENDORDIR], [test "x$enable_vendordir" != x])

-if test "$enable_shadowgrp" = "yes"; then
-	AC_DEFINE(SHADOWGRP, 1, [Define to support the shadow group file.])
+if test "X$enable_shadowgrp" = "Xyes"; then
+	AC_DEFINE([SHADOWGRP], [1], [Define to support the shadow group file.])
 fi
-AM_CONDITIONAL(SHADOWGRP, test "x$enable_shadowgrp" = "xyes")
+AM_CONDITIONAL([SHADOWGRP], [test "x$enable_shadowgrp" = "xyes"])

-if test "$enable_man" = "yes"; then
+if test "X$enable_man" = "Xyes"; then
 	dnl
 	dnl Check for xsltproc
 	dnl
@@ -287,21 +295,21 @@ if test "$enable_man" = "yes"; then

 	dnl check for DocBook DTD and stylesheets in the local catalog.
 	JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.5//EN],
-		[DocBook XML DTD V4.5], [], enable_man=no)
+		[DocBook XML DTD V4.5], [], [enable_man=no])
 	JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
-		[DocBook XSL Stylesheets >= 1.70.1], [], enable_man=no)
+		[DocBook XSL Stylesheets >= 1.70.1], [], [enable_man=no])
 fi
-AM_CONDITIONAL(ENABLE_REGENERATE_MAN, test "x$enable_man" != "xno")
+AM_CONDITIONAL([ENABLE_REGENERATE_MAN], [test "x$enable_man" != "xno"])

 if test "$enable_subids" != "no"; then
 	dnl
 	dnl FIXME: check if 32 bit UIDs/GIDs are supported by libc
 	dnl
-	AC_CHECK_SIZEOF([uid_t],, [#include "sys/types.h"])
-	AC_CHECK_SIZEOF([gid_t],, [#include "sys/types.h"])
+	AC_CHECK_SIZEOF([uid_t],[], [[#include "sys/types.h"]])
+	AC_CHECK_SIZEOF([gid_t],[], [[#include "sys/types.h"]])

 	if test "$ac_cv_sizeof_uid_t" -ge 4 && test "$ac_cv_sizeof_gid_t" -ge 4; then
-		AC_DEFINE(ENABLE_SUBIDS, 1, [Define to support the subordinate IDs.])
+		AC_DEFINE([ENABLE_SUBIDS], [1], [Define to support the subordinate IDs.])
 		enable_subids="yes"
 	else
 		if test "x$enable_subids" = "xyes"; then
@@ -310,55 +318,54 @@ if test "$enable_subids" != "no"; then
 		enable_subids="no"
 	fi
 fi
-AM_CONDITIONAL(ENABLE_SUBIDS, test "x$enable_subids" != "xno")
+AM_CONDITIONAL([ENABLE_SUBIDS], [test "x$enable_subids" != "xno"])

-if test "$enable_lastlog" = "yes" && test "$ac_cv_header_lastlog_h" = "yes"; then
-	AC_CACHE_CHECK(for ll_host in struct lastlog,
-		ac_cv_struct_lastlog_ll_host,
-		AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <lastlog.h>],
-					[struct lastlog ll; char *cp = ll.ll_host;]
-				)],
+if test "X$enable_lastlog" = "Xyes" && test "X$ac_cv_header_lastlog_h" = "Xyes"; then
+	AC_CACHE_CHECK([for ll_host in struct lastlog],
+		[ac_cv_struct_lastlog_ll_host],
+		[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <lastlog.h>]],
+					[struct lastlog ll; char *cp = ll.ll_host;])],
 			[ac_cv_struct_lastlog_ll_host=yes],
-			[ac_cv_struct_lastlog_ll_host=no]
-		)
+			[ac_cv_struct_lastlog_ll_host=no])
+		]
 	)

-	if test "$ac_cv_struct_lastlog_ll_host" = "yes"; then
-		AC_DEFINE(HAVE_LL_HOST, 1,
+	if test "X$ac_cv_struct_lastlog_ll_host" = "Xyes"; then
+		AC_DEFINE([HAVE_LL_HOST], [1],
 			[Define if struct lastlog has ll_host])
-		AC_DEFINE(ENABLE_LASTLOG, 1, [Define to support lastlog.])
+		AC_DEFINE([ENABLE_LASTLOG], [1], [Define to support lastlog.])
 		enable_lastlog="yes"
 	else
 		AC_MSG_ERROR([Cannot enable support for lastlog on systems where the data structures aren't available])
 		enable_lastlog="no"
 	fi
 fi
-AM_CONDITIONAL(ENABLE_LASTLOG, test "x$enable_lastlog" != "xno")
+AM_CONDITIONAL([ENABLE_LASTLOG], [test "x$enable_lastlog" != "xno"])

-AC_SUBST(LIBSYSTEMD)
-if test "$enable_logind" = "yes"; then
-	AC_CHECK_LIB(systemd, sd_session_get_remote_host,
-		[enable_logind="yes"; [LIBSYSTEMD=-lsystemd];
-		AC_DEFINE(ENABLE_LOGIND, 1,
-			[Define to manage session support with logind.])],
-		[enable_logind="no"])
+AC_SUBST([LIBSYSTEMD])
+if test "X$enable_logind" = "Xyes"; then
+	AC_CHECK_LIB([systemd], [sd_session_get_remote_host],
+		[
+			LIBSYSTEMD=-lsystemd
+			AC_DEFINE([ENABLE_LOGIND], [1], [Define to manage session support with logind.])
+		],[
+			AC_MSG_ERROR([libsystemd not found.  If logind integration is not required, disable it using the --disable-logind option. ]dnl
+[ If logind integration is required, consider installing systemd or another package that provides libsystemd.])
+		]
+	)
 fi
-AM_CONDITIONAL(ENABLE_LOGIND, test "x$enable_logind" != "xno")
+AM_CONDITIONAL([ENABLE_LOGIND], [test "X$enable_logind" = "Xyes"])

-AC_SUBST(LIBCRYPT)
-AC_CHECK_LIB(crypt, crypt, [LIBCRYPT=-lcrypt],
+AC_CHECK_LIB([crypt], [crypt], [LIBCRYPT=-lcrypt],
 	[AC_MSG_ERROR([crypt() not found])])
+AC_SUBST([LIBCRYPT])

-AC_SUBST(LIYESCRYPT)
-AC_CHECK_LIB(crypt, crypt, [LIYESCRYPT=-lcrypt],
-	[AC_MSG_ERROR([crypt() not found])])
-
-AC_SUBST(LIBBSD)
+AC_SUBST([LIBBSD])
 if test "$with_libbsd" != "no"; then
 	AC_SEARCH_LIBS([readpassphrase], [bsd], [], [
 		AC_MSG_ERROR([readpassphrase() is missing, either from libc or libbsd])
 	])
-	AS_IF([test "$ac_cv_search_readpassphrase" = "-lbsd"], [
+	AS_IF([test "X$ac_cv_search_readpassphrase" = "X-lbsd"], [
 		PKG_CHECK_MODULES([LIBBSD], [libbsd-overlay])
 	])
 	dnl Make sure either the libc or libbsd provide the header.
@@ -369,29 +376,29 @@ if test "$with_libbsd" != "no"; then
 		AC_MSG_ERROR([readpassphrase.h is missing])
 	])
 	CFLAGS="$save_CFLAGS"
-	AC_DEFINE(WITH_LIBBSD, 1, [Build shadow with libbsd support])
+	AC_DEFINE([WITH_LIBBSD], [1], [Build shadow with libbsd support])
 else
-	AC_DEFINE(WITH_LIBBSD, 0, [Build shadow without libbsd support])
+	AC_DEFINE([WITH_LIBBSD], [0], [Build shadow without libbsd support])
 fi
-AM_CONDITIONAL(WITH_LIBBSD, test x$with_libbsd = xyes)
+AM_CONDITIONAL([WITH_LIBBSD], [test x$with_libbsd = xyes])

-AC_SUBST(LIBACL)
+AC_SUBST([LIBACL])
 if test "$with_acl" != "no"; then
-	AC_CHECK_HEADERS(acl/libacl.h attr/error_context.h, [acl_header="yes"], [acl_header="no"])
-	if test "$acl_header$with_acl" = "noyes" ; then
+	AC_CHECK_HEADERS([acl/libacl.h attr/error_context.h], [acl_header="yes"], [acl_header="no"])
+	if test "X$acl_header$with_acl" = "Xnoyes" ; then
 		AC_MSG_ERROR([acl/libacl.h or attr/error_context.h is missing])
-	elif test "$acl_header" = "yes" ; then
-		AC_CHECK_LIB(acl, perm_copy_file,
-		             [AC_CHECK_LIB(acl, perm_copy_fd,
+	elif test "X$acl_header" = "Xyes" ; then
+		AC_CHECK_LIB([acl], [perm_copy_file],
+		             [AC_CHECK_LIB([acl], [perm_copy_fd],
 		                           [acl_lib="yes"],
 		                           [acl_lib="no"])],
 		             [acl_lib="no"])
-		if test "$acl_lib$with_acl" = "noyes" ; then
+		if test "X$acl_lib$with_acl" = "Xnoyes" ; then
 			AC_MSG_ERROR([libacl not found])
-		elif test "$acl_lib" = "no" ; then
+		elif test "X$acl_lib" = "Xno" ; then
 			with_acl="no"
 		else
-			AC_DEFINE(WITH_ACL, 1,
+			AC_DEFINE([WITH_ACL], [1],
 			          [Build shadow with ACL support])
 			LIBACL="-lacl"
 			with_acl="yes"
@@ -401,23 +408,23 @@ if test "$with_acl" != "no"; then
 	fi
 fi

-AC_SUBST(LIBATTR)
+AC_SUBST([LIBATTR])
 if test "$with_attr" != "no"; then
-	AC_CHECK_HEADERS(attr/libattr.h attr/error_context.h, [attr_header="yes"], [attr_header="no"])
-	if test "$attr_header$with_attr" = "noyes" ; then
+	AC_CHECK_HEADERS([attr/libattr.h attr/error_context.h], [attr_header="yes"], [attr_header="no"])
+	if test "X$attr_header$with_attr" = "noyes" ; then
 		AC_MSG_ERROR([attr/libattr.h or attr/error_context.h is missing])
-	elif test "$attr_header" = "yes" ; then
-		AC_CHECK_LIB(attr, attr_copy_file,
-		             [AC_CHECK_LIB(attr, attr_copy_fd,
+	elif test "X$attr_header" = "Xyes" ; then
+		AC_CHECK_LIB([attr], [attr_copy_file],
+		             [AC_CHECK_LIB([attr], [attr_copy_fd],
 		                           [attr_lib="yes"],
 		                           [attr_lib="no"])],
 		             [attr_lib="no"])
-		if test "$attr_lib$with_attr" = "noyes" ; then
+		if test "X$attr_lib$with_attr" = "Xnoyes" ; then
 			AC_MSG_ERROR([libattr not found])
-		elif test "$attr_lib" = "no" ; then
+		elif test "X$attr_lib" = "Xno" ; then
 			with_attr="no"
 		else
-			AC_DEFINE(WITH_ATTR, 1,
+			AC_DEFINE([WITH_ATTR], [1],
 			          [Build shadow with Extended Attributes support])
 			LIBATTR="-lattr"
 			with_attr="yes"
@@ -427,29 +434,29 @@ if test "$with_attr" != "no"; then
 	fi
 fi

-AC_SUBST(LIBAUDIT)
+AC_SUBST([LIBAUDIT])
 if test "$with_audit" != "no"; then
-	AC_CHECK_HEADER(libaudit.h, [audit_header="yes"], [audit_header="no"])
-	if test "$audit_header$with_audit" = "noyes" ; then
+	AC_CHECK_HEADER([libaudit.h], [audit_header="yes"], [audit_header="no"])
+	if test "X$audit_header$with_audit" = "Xnoyes" ; then
 		AC_MSG_ERROR([libaudit.h is missing])
-	elif test "$audit_header" = "yes"; then
-		AC_CHECK_DECL(AUDIT_ADD_USER,,[audit_header="no"],[#include <libaudit.h>])
-		AC_CHECK_DECL(AUDIT_DEL_USER,,[audit_header="no"],[#include <libaudit.h>])
-		AC_CHECK_DECL(AUDIT_ADD_GROUP,,[audit_header="no"],[#include <libaudit.h>])
-		AC_CHECK_DECL(AUDIT_DEL_GROUP,,[audit_header="no"],[#include <libaudit.h>])
-		if test "$audit_header$with_audit" = "noyes" ; then
+	elif test "X$audit_header" = "Xyes"; then
+		AC_CHECK_DECL([AUDIT_ADD_USER],[],[audit_header="no"],[[#include <libaudit.h>]])
+		AC_CHECK_DECL([AUDIT_DEL_USER],[],[audit_header="no"],[[#include <libaudit.h>]])
+		AC_CHECK_DECL([AUDIT_ADD_GROUP],[],[audit_header="no"],[[#include <libaudit.h>]])
+		AC_CHECK_DECL([AUDIT_DEL_GROUP],[],[audit_header="no"],[[#include <libaudit.h>]])
+		if test "X$audit_header$with_audit" = "Xnoyes" ; then
 			AC_MSG_ERROR([AUDIT_ADD_USER AUDIT_DEL_USER AUDIT_ADD_GROUP or AUDIT_DEL_GROUP missing from libaudit.h])
 		fi
 	fi
-	if test "$audit_header" = "yes"; then
-		AC_CHECK_LIB(audit, audit_log_acct_message,
+	if test "X$audit_header" = "Xyes"; then
+		AC_CHECK_LIB([audit], [audit_log_acct_message],
 		             [audit_lib="yes"], [audit_lib="no"])
-		if test "$audit_lib$with_audit" = "noyes" ; then
+		if test "X$audit_lib$with_audit" = "Xnoyes" ; then
 			AC_MSG_ERROR([libaudit not found])
-		elif test "$audit_lib" = "no" ; then
+		elif test "X$audit_lib" = "Xno" ; then
 			with_audit="no"
 		else
-			AC_DEFINE(WITH_AUDIT, 1,
+			AC_DEFINE([WITH_AUDIT], [1],
 			          [Define if you want to enable Audit messages])
 			LIBAUDIT="-laudit"
 			with_audit="yes"
@@ -462,43 +469,43 @@ fi
 if test "$with_btrfs" != "no"; then
 	AC_CHECK_HEADERS([sys/statfs.h linux/magic.h linux/btrfs_tree.h], \
 		[btrfs_headers="yes"], [btrfs_headers="no"])
-	if test "$btrfs_headers$with_btrfs" = "noyes" ; then
+	if test "X$btrfs_headers$with_btrfs" = "Xnoyes" ; then
 		AC_MSG_ERROR([One of sys/statfs.h linux/magic.h linux/btrfs_tree.h is missing])
 	fi

-	if test "$btrfs_headers" = "yes" ; then
-		AC_DEFINE(WITH_BTRFS, 1, [Build shadow with BtrFS support])
+	if test "X$btrfs_headers" = "Xyes" ; then
+		AC_DEFINE([WITH_BTRFS], [1], [Build shadow with BtrFS support])
 		with_btrfs="yes"
 	fi
 fi
-AM_CONDITIONAL(WITH_BTRFS, test x$with_btrfs = xyes)
+AM_CONDITIONAL([WITH_BTRFS], [test x$with_btrfs = xyes])

-AC_SUBST(LIBSELINUX)
-AC_SUBST(LIBSEMANAGE)
+AC_SUBST([LIBSELINUX])
+AC_SUBST([LIBSEMANAGE])
 if test "$with_selinux" != "no"; then
-	AC_CHECK_HEADERS(selinux/selinux.h, [selinux_header="yes"], [selinux_header="no"])
-	if test "$selinux_header$with_selinux" = "noyes" ; then
+	AC_CHECK_HEADERS([selinux/selinux.h], [selinux_header="yes"], [selinux_header="no"])
+	if test "X$selinux_header$with_selinux" = "Xnoyes" ; then
 		AC_MSG_ERROR([selinux/selinux.h is missing])
 	fi

-	AC_CHECK_HEADERS(semanage/semanage.h, [semanage_header="yes"], [semanage_header="no"])
-	if test "$semanage_header$with_selinux" = "noyes" ; then
+	AC_CHECK_HEADERS([semanage/semanage.h], [semanage_header="yes"], [semanage_header="no"])
+	if test "X$semanage_header$with_selinux" = "Xnoyes" ; then
 		AC_MSG_ERROR([semanage/semanage.h is missing])
 	fi

-	if test "$selinux_header$semanage_header" = "yesyes" ; then
-		AC_CHECK_LIB(selinux, is_selinux_enabled, [selinux_lib="yes"], [selinux_lib="no"])
-		if test "$selinux_lib$with_selinux" = "noyes" ; then
+	if test "X$selinux_header$semanage_header" = "Xyesyes" ; then
+		AC_CHECK_LIB([selinux], [is_selinux_enabled], [selinux_lib="yes"], [selinux_lib="no"])
+		if test "X$selinux_lib$with_selinux" = "Xnoyes" ; then
 			AC_MSG_ERROR([libselinux not found])
 		fi

-		AC_CHECK_LIB(semanage, semanage_connect, [semanage_lib="yes"], [semanage_lib="no"])
-		if test "$semanage_lib$with_selinux" = "noyes" ; then
+		AC_CHECK_LIB([semanage], [semanage_connect], [semanage_lib="yes"], [semanage_lib="no"])
+		if test "X$semanage_lib$with_selinux" = "Xnoyes" ; then
 			AC_MSG_ERROR([libsemanage not found])
 		fi

-		if test "$selinux_lib$semanage_lib" = "yesyes" ; then
-			AC_DEFINE(WITH_SELINUX, 1,
+		if test "X$selinux_lib$semanage_lib" = "Xyesyes" ; then
+			AC_DEFINE([WITH_SELINUX], [1],
 			          [Build shadow with SELinux support])
 			LIBSELINUX="-lselinux"
 			LIBSEMANAGE="-lsemanage"
@@ -511,19 +518,19 @@ if test "$with_selinux" != "no"; then
 	fi
 fi

-AC_SUBST(LIBTCB)
+AC_SUBST([LIBTCB])
 if test "$with_tcb" != "no"; then
-	AC_CHECK_HEADERS(tcb.h, [tcb_header="yes"], [tcb_header="no"])
-	if test "$tcb_header$with_tcb" = "noyes" ; then
+	AC_CHECK_HEADERS([tcb.h], [tcb_header="yes"], [tcb_header="no"])
+	if test "X$tcb_header$with_tcb" = "Xnoyes" ; then
 		AC_MSG_ERROR([tcb.h is missing])
-	elif test "$tcb_header" = "yes" ; then
-		AC_CHECK_LIB(tcb, tcb_is_suspect, [tcb_lib="yes"], [tcb_lib="no"])
-		if test "$tcb_lib$with_tcb" = "noyes" ; then
+	elif test "X$tcb_header" = "Xyes" ; then
+		AC_CHECK_LIB([tcb], [tcb_is_suspect], [tcb_lib="yes"], [tcb_lib="no"])
+		if test "X$tcb_lib$with_tcb" = "Xnoyes" ; then
 			AC_MSG_ERROR([libtcb not found])
-		elif test "$tcb_lib" = "no" ; then
+		elif test "X$tcb_lib" = "Xno" ; then
 			with_tcb="no"
 		else
-			AC_DEFINE(WITH_TCB, 1, [Build shadow with tcb support (incomplete)])
+			AC_DEFINE([WITH_TCB], [1], [Build shadow with tcb support (incomplete)])
 			LIBTCB="-ltcb"
 			with_tcb="yes"
 		fi
@@ -531,39 +538,39 @@ if test "$with_tcb" != "no"; then
 		with_tcb="no"
 	fi
 fi
-AM_CONDITIONAL(WITH_TCB, test x$with_tcb = xyes)
+AM_CONDITIONAL([WITH_TCB], [test x$with_tcb = xyes])

-AC_SUBST(LIBPAM)
+AC_SUBST([LIBPAM])
 if test "$with_libpam" != "no"; then
-	AC_CHECK_LIB(pam, pam_start,
+	AC_CHECK_LIB([pam], [pam_start],
 	             [pam_lib="yes"], [pam_lib="no"])
-	if test "$pam_lib$with_libpam" = "noyes" ; then
-		AC_MSG_ERROR(libpam not found)
+	if test "X$pam_lib$with_libpam" = "Xnoyes" ; then
+		AC_MSG_ERROR([libpam not found])
 	fi

 	LIBPAM="-lpam"
 	pam_conv_function="no"

-	AC_CHECK_LIB(pam, openpam_ttyconv,
+	AC_CHECK_LIB([pam], [openpam_ttyconv],
 	             [pam_conv_function="openpam_ttyconv"],
-	             AC_CHECK_LIB(pam_misc, misc_conv,
-	                          [pam_conv_function="misc_conv"; LIBPAM="$LIBPAM -lpam_misc"])
+	             [AC_CHECK_LIB([pam_misc], [misc_conv],
+	                           [pam_conv_function="misc_conv"; LIBPAM="$LIBPAM -lpam_misc"])]
 	            )

-	if test "$pam_conv_function$with_libpam" = "noyes" ; then
-		AC_MSG_ERROR(PAM conversation function not found)
+	if test "X$pam_conv_function$with_libpam" = "Xnoyes" ; then
+		AC_MSG_ERROR([PAM conversation function not found])
 	fi

 	pam_headers_found=no
 	AC_CHECK_HEADERS( [security/openpam.h security/pam_misc.h],
 	                 [ pam_headers_found=yes ; break ], [],
-	                 [ #include <security/pam_appl.h> ] )
-	if test "$pam_headers_found$with_libpam" = "noyes" ; then
-	                AC_MSG_ERROR(PAM headers not found)
+	                 [[#include <security/pam_appl.h>]] )
+	if test "X$pam_headers_found$with_libpam" = "Xnoyes" ; then
+	                AC_MSG_ERROR([PAM headers not found])
 	fi


-	if test "$pam_lib$pam_headers_found" = "yesyes" -a "$pam_conv_function" != "no" ; then
+	if test "X$pam_lib$pam_headers_found" = "Xyesyes" && test "$pam_conv_function" != "no" ; then
 		with_libpam="yes"
 	else
 		with_libpam="no"
@@ -571,87 +578,86 @@ if test "$with_libpam" != "no"; then
 	fi
 fi
 dnl Now with_libpam is either yes or no
-if test "$with_libpam" = "yes"; then
+if test "X$with_libpam" = "Xyes"; then
 	AC_CHECK_DECLS([PAM_ESTABLISH_CRED,
 	                PAM_DELETE_CRED,
 	                PAM_NEW_AUTHTOK_REQD,
 	                PAM_DATA_SILENT],
-	               [], [], [#include <security/pam_appl.h>])
+	               [], [], [[#include <security/pam_appl.h>]])


 	save_libs=$LIBS
 	LIBS="$LIBS $LIBPAM"
 	# We do not use AC_CHECK_FUNCS to avoid duplicated definition with
 	# Linux PAM.
-	AC_CHECK_FUNC(pam_fail_delay, [AC_DEFINE(HAS_PAM_FAIL_DELAY, 1, [Define to 1 if you have the declaration of 'pam_fail_delay'])])
+	AC_CHECK_FUNC([pam_fail_delay], [AC_DEFINE([HAS_PAM_FAIL_DELAY], [1], [Define to 1 if you have the declaration of 'pam_fail_delay'])])
 	LIBS=$save_libs

-	AC_DEFINE(USE_PAM, 1, [Define to support Pluggable Authentication Modules])
-	AC_DEFINE_UNQUOTED(SHADOW_PAM_CONVERSATION, [$pam_conv_function],[PAM conversation to use])
-	AM_CONDITIONAL(USE_PAM, [true])
+	AC_DEFINE([USE_PAM], [1], [Define to support Pluggable Authentication Modules])
+	AC_DEFINE_UNQUOTED([SHADOW_PAM_CONVERSATION], [$pam_conv_function],[PAM conversation to use])

-	AC_MSG_CHECKING(use login and su access checking if PAM not used)
-	AC_MSG_RESULT(no)
+	AC_MSG_CHECKING([use login and su access checking if PAM not used])
+	AC_MSG_RESULT([no])
 else
-	AC_DEFINE(SU_ACCESS, 1, [Define to support /etc/suauth su access control.])
-	AM_CONDITIONAL(USE_PAM, [false])
-	AC_MSG_CHECKING(use login and su access checking if PAM not used)
-	AC_MSG_RESULT(yes)
+	AC_DEFINE([SU_ACCESS], [1], [Define to support /etc/suauth su access control.])
+	AC_MSG_CHECKING([use login and su access checking if PAM not used])
+	AC_MSG_RESULT([yes])
 fi
+AM_CONDITIONAL([USE_PAM], [test "X$with_libpam" = "Xyes"])

 if test "$enable_acct_tools_setuid" != "no"; then
 	if test "$with_libpam" != "yes"; then
-		if test "$enable_acct_tools_setuid" = "yes"; then
-			AC_MSG_ERROR(PAM support is required for --enable-account-tools-setuid)
+		if test "X$enable_acct_tools_setuid" = "Xyes"; then
+			AC_MSG_ERROR([PAM support is required for --enable-account-tools-setuid])
 		else
 			enable_acct_tools_setuid="no"
 		fi
 	else
 		enable_acct_tools_setuid="yes"
 	fi
-	if test "$enable_acct_tools_setuid" = "yes"; then
-		AC_DEFINE(ACCT_TOOLS_SETUID,
-		          1,
+	if test "X$enable_acct_tools_setuid" = "Xyes"; then
+		AC_DEFINE([ACCT_TOOLS_SETUID],
+		          [1],
 		          [Define if account management tools should be installed setuid and authenticate the callers])
 	fi
 fi
-AM_CONDITIONAL(ACCT_TOOLS_SETUID, test "x$enable_acct_tools_setuid" = "xyes")
+AM_CONDITIONAL([ACCT_TOOLS_SETUID], [test "x$enable_acct_tools_setuid" = "xyes"])


-AC_ARG_WITH(fcaps,
+AC_ARG_WITH([fcaps],
 	[AS_HELP_STRING([--with-fcaps], [use file capabilities instead of suid binaries for newuidmap/newgidmap @<:@default=no@:>@])],
 	[with_fcaps=$withval], [with_fcaps=no])
-AM_CONDITIONAL(FCAPS, test "x$with_fcaps" = "xyes")
+AM_CONDITIONAL([FCAPS], [test "x$with_fcaps" = "xyes"])

 if test "x$with_fcaps" = "xyes"; then
-	AC_CHECK_PROGS(capcmd, "setcap")
+	AC_CHECK_PROGS([capcmd], ["setcap"])
 	if test "x$capcmd" = "x" ; then
 		AC_MSG_ERROR([setcap command not available])
 	fi
 fi

-AC_SUBST(LIBSKEY)
-AC_SUBST(LIBMD)
-if test "$with_skey" = "yes"; then
-	AC_CHECK_LIB(md, MD5Init, [LIBMD=-lmd])
-	AC_CHECK_LIB(skey, skeychallenge, [LIBSKEY=-lskey],
+AC_SUBST([LIBSKEY])
+AC_SUBST([LIBMD])
+if test "X$with_skey" = "Xyes"; then
+	AC_CHECK_LIB([md], [MD5Init], [LIBMD=-lmd])
+	AC_CHECK_LIB([skey], [skeychallenge], [LIBSKEY=-lskey],
 		[AC_MSG_ERROR([libskey missing. You can download S/Key source code from http://rsync1.it.gentoo.org/gentoo/distfiles/skey-1.1.5.tar.bz2])])
-	AC_DEFINE(SKEY, 1, [Define to support S/Key logins.])
+	AC_DEFINE([SKEY], [1], [Define to support S/Key logins.])
 	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 		#include <stdio.h>
 		#include <skey.h>
 	]], [[
 		skeychallenge((void*)0, (void*)0, (void*)0, 0);
-	]])],[AC_DEFINE(SKEY_BSD_STYLE, 1, [Define to support newer BSD S/Key API])],[])
+	]])],[AC_DEFINE([SKEY_BSD_STYLE], [1], [Define to support newer BSD S/Key API])],[])
 fi

-AC_CHECK_FUNC(fgetpwent_r, [AC_DEFINE(HAVE_FGETPWENT_R, 1, [Defined to 1 if you have the declaration of 'fgetpwent_r'])])
+AC_CHECK_FUNC([fgetpwent_r], [AC_DEFINE([HAVE_FGETPWENT_R], [1], [Defined to 1 if you have the declaration of 'fgetpwent_r'])])

-AC_DEFINE_UNQUOTED(SHELL, ["$SHELL"], [The default shell.])
+AC_DEFINE_UNQUOTED([SHELL], ["$SHELL"], [The default shell.])

 AM_GNU_GETTEXT_VERSION([0.19])
 AM_GNU_GETTEXT([external], [need-ngettext])
-AM_CONDITIONAL(USE_NLS, test "x$USE_NLS" = "xyes")
+AM_CONDITIONAL([USE_NLS], [test "x$USE_NLS" = "xyes"])

 AC_CONFIG_FILES([
 	Makefile
@@ -690,30 +696,28 @@ AC_CONFIG_FILES([
 ])
 AC_OUTPUT

-echo
-echo "shadow will be compiled with the following features:"
-echo
-echo "	auditing support:		$with_audit"
-echo "	PAM support:			$with_libpam"
-if test "$with_libpam" = "yes"; then
-echo "	suid account management tools:	$enable_acct_tools_setuid"
-fi
-echo "	SELinux support:		$with_selinux"
-echo "	BtrFS support:			$with_btrfs"
-echo "	ACL support:			$with_acl"
-echo "	Extended Attributes support:	$with_attr"
-echo "	tcb support (incomplete):	$with_tcb"
-echo "	shadow group support:		$enable_shadowgrp"
-echo "	S/Key support:			$with_skey"
-echo "	SHA passwords encryption:	$with_sha_crypt"
-echo "	bcrypt passwords encryption:	$with_bcrypt"
-echo "	yescrypt passwords encryption:	$with_yescrypt"
-echo "	nscd support:			$with_nscd"
-echo "	sssd support:			$with_sssd"
-echo "	subordinate IDs support:	$enable_subids"
-echo "	enable lastlog:			$enable_lastlog"
-echo "	enable logind:			$enable_logind"
-echo "	use file caps:			$with_fcaps"
-echo "	install su:			$with_su"
-echo "	enabled vendor dir:             $enable_vendordir"
-echo
+AC_MSG_NOTICE([shadow ${PACKAGE_VERSION} has been configured with the following features:
+
+	auditing support:		$with_audit
+	PAM support:			$with_libpam
+	suid account management tools:	$enable_acct_tools_setuid
+	SELinux support:		$with_selinux
+	BtrFS support:			$with_btrfs
+	ACL support:			$with_acl
+	Extended Attributes support:	$with_attr
+	tcb support (incomplete):	$with_tcb
+	shadow group support:		$enable_shadowgrp
+	S/Key support:			$with_skey
+	SHA passwords encryption:	$with_sha_crypt
+	bcrypt passwords encryption:	$with_bcrypt
+	yescrypt passwords encryption:	$with_yescrypt
+	nscd support:			$with_nscd
+	sssd support:			$with_sssd
+	subordinate IDs support:	$enable_subids
+	enable lastlog:			$enable_lastlog
+	enable logind:			$enable_logind
+	use file caps:			$with_fcaps
+	install su:			$with_su
+	enabled vendor dir:             $enable_vendordir
+
+])
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,46 @@
+shadow (1:4.19.3-1) unstable; urgency=medium
+
+  * New upstream version 4.19.3
+  * Update Upstream signing keys
+  * d/watch: enable pgpmode=auto
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Mon, 23 Feb 2026 09:54:37 +0100
+
+shadow (1:4.19.2-1) unstable; urgency=medium
+
+  * New upstream version 4.19.2
+  * Refresh patches, drop upstream-applied chkhask patches
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Sun, 25 Jan 2026 14:18:54 +0100
+
+shadow (1:4.19.0-4) unstable; urgency=medium
+
+  * Import upstream patches to fix hash check (Closes: #1124835)
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Thu, 08 Jan 2026 00:01:00 +0100
+
+shadow (1:4.19.0-3) unstable; urgency=medium
+
+  * chpasswd: Disable broken hash check, bug #1124835
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Wed, 07 Jan 2026 11:11:24 +0100
+
+shadow (1:4.19.0-2) unstable; urgency=medium
+
+  * Disable logind integration on !linux
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Tue, 06 Jan 2026 02:38:50 +0100
+
+shadow (1:4.19.0-1) unstable; urgency=medium
+
+  * New upstream version 4.19.0
+  * Refresh patches
+  * Drop upstream-applied patches
+  * Add new build-dependency on libsystemd-dev [linux-any]
+  * login.defs: Remove commented out USERDEL_CMD
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Tue, 06 Jan 2026 01:16:37 +0100
+
 shadow (1:4.18.0-2) unstable; urgency=medium

  [ Frans Spiesschaert ]
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@ Source: shadow
 Maintainer: Shadow package maintainers <pkg-shadow-devel@lists.alioth.debian.org>
 Uploaders:
 Serge Hallyn <serge@hallyn.com>,
- Chris Hofstaedtler <zeha@debian.org>
+ Chris Hofstaedtler <zeha@debian.org>,
 Section: admin
 Priority: required
 Build-Depends:
@@ -22,15 +22,17 @@ Build-Depends:
 libpam0g-dev,
 libselinux1-dev [linux-any],
 libsemanage-dev [linux-any],
+ libsystemd-dev [linux-any],
 libxml2-utils <!nodoc>,
 pkgconf,
 systemd-dev [linux-any],
- xsltproc <!nodoc>
+ xsltproc <!nodoc>,
 Standards-Version: 4.7.0
 Vcs-Git: https://salsa.debian.org/debian/shadow.git -b master
 Vcs-Browser: https://salsa.debian.org/debian/shadow
 Homepage: https://github.com/shadow-maint/shadow
 Rules-Requires-Root: no
+X-Style: black

 Package: passwd
 Architecture: any
@@ -38,11 +40,11 @@ Multi-Arch: foreign
 Depends:
 base-passwd (>= 3.6.4),
 libpam-modules,
- login.defs
+ login.defs,
 Recommends:
- sensible-utils
+ sensible-utils,
 Replaces:
- login (<< 1:4.16.0-2~)
+ login (<< 1:4.16.0-2~),
 Description: change and administer password and group data
 This package includes passwd, chsh, chfn, and many other programs to
 maintain password and group data.
@@ -53,7 +55,7 @@ Package: login.defs
 Architecture: all
 Multi-Arch: foreign
 Replaces:
- login (<< 1:4.16.0-2~)
+ login (<< 1:4.16.0-2~),
 Description: system user management configuration
 This package provides the login.defs configuration file,
 used by otherwise unrelated tools managing system users.
@@ -81,7 +83,7 @@ Priority: optional
 Architecture: any
 Multi-Arch: same
 Depends:
- libsubid5 (= ${binary:Version})
+ libsubid5 (= ${binary:Version}),
 Description: subordinate id handling library -- shared library
 The library provides an interface for querying, granding and ungranting
 subordinate user and group ids.
--- a/debian/patches/Update-Dutch-translation.patch
+++ b/debian/patches/Update-Dutch-translation.patch
@@ -1,400 +0,0 @@
-From: Frans Spiesschaert <Frans.Spiesschaert@yucom.be>
-Date: Wed, 17 Sep 2025 00:45:00 +0200
-Subject: Update Dutch translation
-
-Bug-Debian: #1115411
---
- po/nl.po | 218 ++++++++++++++++++---------------------------------------------
- 1 file changed, 62 insertions(+), 156 deletions(-)
-
-diff --git a/po/nl.po b/po/nl.po
-index 9730899..6734cf6 100644
--- a/po/nl.po
-+++ b/po/nl.po
-@@ -1,22 +1,22 @@
- # dutch po-file for shadow
- # Copyright (C) 2004 Free Software Foundation, Inc.
- # Bart Cornelis <cobaco@linux.be>, 2004, 2006.
-# Frans Spiesschaert <Frans.Spiesschaert@yucom.be>, 2014-2024.
-+# Frans Spiesschaert <Frans.Spiesschaert@yucom.be>, 2014-2025.
- #
- msgid ""
- msgstr ""
-"Project-Id-Version: shadow 4.15.1\n"
-+"Project-Id-Version: shadow 4.18.0-1\n"
- "Report-Msgid-Bugs-To: pkg-shadow-devel@lists.alioth.debian.org\n"
- "POT-Creation-Date: 2025-06-24 20:28+0000\n"
-"PO-Revision-Date: 2024-05-09 12:30+0200\n"
-+"PO-Revision-Date: 2025-09-01 20:41+0200\n"
- "Last-Translator: Frans Spiesschaert <Frans.Spiesschaert@yucom.be>\n"
- "Language-Team: Debian Dutch l10n Team <debian-l10n-dutch@lists.debian.org>\n"
- "Language: nl\n"
- "MIME-Version: 1.0\n"
- "Content-Type: text/plain; charset=UTF-8\n"
- "Content-Transfer-Encoding: 8bit\n"
-"X-Generator: Poedit 2.2.1\n"
- "Plural-Forms: nplurals=2; plural=(n != 1);\n"
-+"X-Generator: Poedit 3.2.2\n"
- 
- #, c-format
- msgid "Warning: unknown group %s\n"
-@@ -879,10 +879,9 @@ msgstr "%s: '%s' bevat niet-ASCII tekens\n"
- msgid "%s: '%s' contains illegal characters\n"
- msgstr "%s: '%s' bevat ongeldige tekens\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: '%s' is not a valid group name\n"
-+#, c-format
- msgid "%s: Provided user name is not a valid name\n"
-msgstr "%s: '%s' is geen geldige groepsnaam\n"
-+msgstr "%s: De opgegeven gebruikersnaam is geen geldige naam\n"
- 
- #, c-format
- msgid "%s: user '%s' does not exist\n"
-@@ -940,15 +939,13 @@ msgstr "%s: de vlaggen -c, -e, en -m zijn exclusief\n"
- msgid "%s: unsupported crypt method: %s\n"
- msgstr "%s: niet-ondersteunde encryptiemethode: %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: line too long\n"
-+#, c-format
- msgid "%s: line %jd: line too long\n"
-msgstr "%s: regel %d: regel is te lang\n"
-+msgstr "%s: regel %jd: regel is te lang\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: missing new password\n"
-+#, c-format
- msgid "%s: line %jd: missing new password\n"
-msgstr "%s: regel %d: nieuw wachtwoord ontbreekt\n"
-+msgstr "%s: regel %jd: nieuw wachtwoord ontbreekt\n"
- 
- #, c-format
- msgid "%s: failed to crypt password with salt '%s': %s\n"
-@@ -956,29 +953,25 @@ msgstr ""
- "%s: mislukte versleuteling van het wachtwoord met toegevoegde willekeurige "
- "bits (salt) '%s': %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: group '%s' does not exist\n"
-+#, c-format
- msgid "%s: line %jd: group '%s' does not exist\n"
-msgstr "%s: regel %d: groep '%s' bestaan niet\n"
-+msgstr "%s: regel %jd: groep '%s' bestaan niet\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: failed to prepare the new %s entry '%s'\n"
-+#, c-format
- msgid "%s: line %jd: failed to prepare the new %s entry '%s'\n"
-msgstr "%s: regel %d: kon het nieuwe %s-item '%s' niet voorbereiden\n"
-+msgstr "%s: regel %jd: kon het nieuwe %s-item '%s' niet voorbereiden\n"
- 
- #, c-format
- msgid "%s: error detected, changes ignored\n"
- msgstr "%s: fout gevonden, aanpassingen genegeerd\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: (line %d, user %s) password not changed\n"
-+#, c-format
- msgid "%s: (line %jd, user %s) password not changed\n"
-msgstr "%s: (regel %d, gebruiker %s) wachtwoord niet gewijzigd\n"
-+msgstr "%s: (regel %jd, gebruiker %s) wachtwoord niet gewijzigd\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: user '%s' does not exist\n"
-+#, c-format
- msgid "%s: line %jd: user '%s' does not exist\n"
-msgstr "%s: regel %d: gebruiker '%s' bestaat niet\n"
-+msgstr "%s: regel %jd: gebruiker '%s' bestaat niet\n"
- 
- msgid "  -s, --shell SHELL             new login shell for the user account\n"
- msgstr ""
-@@ -1552,14 +1545,14 @@ msgid ""
- msgstr ""
- "  -u, --user GEBRUIKER          lastlog-informatie over GEBRUIKER tonen\n"
- 
-#, fuzzy
- #| msgid ""
- #| "  -a, --all                     display faillog records for all users\n"
- msgid ""
- "  -a, --active                  print lastlog excluding '**Never logged "
- "in**' users"
- msgstr ""
-"  -a, --all                     aanmeldingsfouten van alle gebruikers tonen\n"
-+"  -a, --active                  lastlog tonen zonder '**Nooit ingelogde**' "
-+"gebruikers"
- 
- #, c-format
- msgid "Username         Port     From%*sLatest\n"
-@@ -1731,10 +1724,9 @@ msgstr "%s: setgroups opzoeken mislukte: %s\n"
- msgid "%s: failed to setgroups %s policy: %s\n"
- msgstr "%s: setgroups-beleid %s mislukte: %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: Could not stat directory for target process\n"
-+#, c-format
- msgid "%s: Could not stat directory for target process: %s\n"
-msgstr "%s: Kon status van map voor doelproces niet opvragen\n"
-+msgstr "%s: Kon status van map voor doelproces niet opvragen: %s\n"
- 
- #, c-format
- msgid ""
-@@ -1763,10 +1755,9 @@ msgstr "Ongeldig wachtwoord.\n"
- msgid "%s: failure forking: %s\n"
- msgstr "%s: nieuw proces beginnen is mislukt: %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: '%s' is not a valid group name\n"
-+#, c-format
- msgid "%s: provided group is not a valid group name\n"
-msgstr "%s: '%s' is geen geldige groepsnaam\n"
-+msgstr "%s: opgegeven groep is geen geldige groepsnaam\n"
- 
- #, c-format
- msgid "%s: GID '%lu' does not exist\n"
-@@ -1802,19 +1793,17 @@ msgstr "%s: ongeldig gebruikers-ID '%s'\n"
- msgid "%s: invalid user name '%s': use --badname to ignore\n"
- msgstr "%s: ongeldige gebruikersnaam '%s': gebruik --badname om te negeren\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: invalid user ID '%s'\n"
-+#, c-format
- msgid "%s: invalid user name '%s'\n"
-msgstr "%s: ongeldig gebruikers-ID '%s'\n"
-+msgstr "%s: ongeldig gebruikersnaam '%s'\n"
- 
- #, c-format
- msgid "%s: Provide '--crypt-method' before number of rounds\n"
- msgstr "%s: Geef '--crypt-method' op vóór het aantal rondes\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: invalid line\n"
-+#, c-format
- msgid "%s: line %jd: invalid line\n"
-msgstr "%s: regel %d: ongeldige regel\n"
-+msgstr "%s: regel %jd: ongeldige regel\n"
- 
- #, c-format
- msgid "%s: cannot update the entry of user %s (not in the passwd database)\n"
-@@ -1822,50 +1811,41 @@ msgstr ""
- "%s: kan gegevens over gebruiker %s niet bijwerken (niet in de passwd-"
- "database)\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: can't create user\n"
-+#, c-format
- msgid "%s: line %jd: can't create user\n"
-msgstr "%s: regel %d: kan de gebruiker niet aanmaken\n"
-+msgstr "%s: regel %jd: kan de gebruiker niet aanmaken\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: can't create group\n"
-+#, c-format
- msgid "%s: line %jd: can't create group\n"
-msgstr "%s: regel %d: kan de groep niet aanmaken\n"
-+msgstr "%s: regel %jd: kan de groep niet aanmaken\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: user '%s' does not exist in %s\n"
-+#, c-format
- msgid "%s: line %jd: user '%s' does not exist in %s\n"
-msgstr "%s: regel %d: gebruiker '%s' bestaat niet in %s\n"
-+msgstr "%s: regel %jd: gebruiker '%s' bestaat niet in %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: %s\n"
-+#, c-format
- msgid "%s: line %jd: %s\n"
-msgstr "%s: regel: %d: %s\n"
-+msgstr "%s: regel: %jd: %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: can't update password\n"
-+#, c-format
- msgid "%s: line %jd: can't update password\n"
-msgstr "%s: regel %d: kan wachtwoord niet bijwerken\n"
-+msgstr "%s: regel %jd: kan wachtwoord niet bijwerken\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: homedir must be an absolute path\n"
-+#, c-format
- msgid "%s: line %jd: homedir must be an absolute path\n"
-msgstr "%s: regel %d: thuismap moet een absoluut pad zijn\n"
-+msgstr "%s: regel %jd: thuismap moet een absoluut pad zijn\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: mkdir %s failed: %s\n"
-+#, c-format
- msgid "%s: line %jd: mkdir %s failed: %s\n"
-msgstr "%s: regel %d: mkdir %s is mislukt: %s\n"
-+msgstr "%s: regel %jd: mkdir %s is mislukt: %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: chown %s failed: %s\n"
-+#, c-format
- msgid "%s: line %jd: chown %s failed: %s\n"
-msgstr "%s: regel %d: chown %s is mislukt: %s\n"
-+msgstr "%s: regel %jd: chown %s is mislukt: %s\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: line %d: can't update entry\n"
-+#, c-format
- msgid "%s: line %jd: can't update entry\n"
-msgstr "%s: regel %d: kan element niet bijwerken\n"
-+msgstr "%s: regel %jd: kan element niet bijwerken\n"
- 
- #, c-format
- msgid "%s: can't find subordinate user range\n"
-@@ -2089,10 +2069,9 @@ msgstr "identieke regel in wachtwoordbestand"
- msgid "invalid user name '%s': use --badname to ignore\n"
- msgstr "ongeldige gebruikersnaam '%s': gebruik --badname om te negeren\n"
- 
-#, fuzzy, c-format
-#| msgid "invalid group name '%s'\n"
-+#, c-format
- msgid "invalid user name '%s'\n"
-msgstr "ongeldige groepsnaam '%s'\n"
-+msgstr "ongeldige gebruikersnaam '%s'\n"
- 
- #, c-format
- msgid "invalid user ID '%lu'\n"
-@@ -2308,21 +2287,17 @@ msgstr "Systeemonderhoudsmodus wordt opgestart"
- msgid "%s: %s was created, but could not be removed\n"
- msgstr "%s: %s was aangemaakt, maar kon niet verwijderd worden\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: the %s configuration in %s will be ignored\n"
-+#, c-format
- msgid "%s: the %s= configuration in %s will be ignored\n"
-msgstr "%s: de %s-instellingen in %s zullen genegeerd worden\n"
-+msgstr "%s: de configuratie %s= in %s zullen genegeerd worden\n"
- 
-#, fuzzy, c-format
-#| msgid ""
-#| "%s: the '%s' configuration in %s has an invalid group, ignoring the bad "
-#| "group\n"
-+#, c-format
- msgid ""
- "%s: the '%s=' configuration in %s has an invalid group, ignoring the bad "
- "group\n"
- msgstr ""
-"%s: de configuratie van '%s' in %s heeft een ongeldige groep, deze groep "
-"wordt genegeerd\n"
-+"%s: de configuratie '%s=' in %s heeft een ongeldige groep, deze groep wordt "
-+"genegeerd\n"
- 
- #, c-format
- msgid "%s: cannot create new defaults file: %s\n"
-@@ -3031,25 +3006,21 @@ msgstr "aanpassen van de postvak-eigenaar is mislukt"
- msgid "failed to rename mailbox"
- msgstr "hernoemen van het postvak is mislukt"
- 
-#, fuzzy, c-format
-#| msgid "%s: failed to remove uid range %lu-%lu from '%s'\n"
-+#, c-format
- msgid "%s: failed to remove uid range %ju-%ju from '%s'\n"
-msgstr "%s: verwijderen van UID-bereik %lu-%lu van '%s' is mislukt\n"
-+msgstr "%s: verwijderen van UID-bereik %ju-%ju van '%s' is mislukt\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: failed to add uid range %lu-%lu to '%s'\n"
-+#, c-format
- msgid "%s: failed to add uid range %ju-%ju to '%s'\n"
-msgstr "%s: toevoegen van UID-bereik %lu-%lu aan '%s' is mislukt\n"
-+msgstr "%s: toevoegen van UID-bereik %ju-%ju aan '%s' is mislukt\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: failed to remove gid range %lu-%lu from '%s'\n"
-+#, c-format
- msgid "%s: failed to remove gid range %ju-%ju from '%s'\n"
-msgstr "%s: verwijderen van GID-bereik %lu-%lu van '%s' is mislukt\n"
-+msgstr "%s: verwijderen van GID-bereik %ju-%ju van '%s' is mislukt\n"
- 
-#, fuzzy, c-format
-#| msgid "%s: failed to add gid range %lu-%lu to '%s'\n"
-+#, c-format
- msgid "%s: failed to add gid range %ju-%ju to '%s'\n"
-msgstr "%s: toevoegen van GID-bereik %lu-%lu aan '%s' is mislukt\n"
-+msgstr "%s: toevoegen van GID-bereik %ju-%ju aan '%s' is mislukt\n"
- 
- #, c-format
- msgid ""
-@@ -3126,10 +3097,8 @@ msgstr "ontkoppelen van initieel bestand is mislukt"
- msgid "failed to stat edited file"
- msgstr "opvragen van status van bewerkt bestand is mislukt"
- 
-#, fuzzy
-#| msgid "asprintf(3) failed"
- msgid "aprintf() failed"
-msgstr "asprintf(3) is mislukt"
-+msgstr "aprintf() is mislukt"
- 
- msgid "failed to create backup file"
- msgstr "maken van reservekopie is mislukt"
-@@ -3141,66 +3110,3 @@ msgstr "%s: kan %s niet herstellen: %s (uw aanpassingen staan in %s)\n"
- #, c-format
- msgid "%s: failed to find tcb directory for %s\n"
- msgstr "%s: tcb-map van %s vinden is mislukt\n"
-
-#~ msgid "Warning: too many groups\n"
-#~ msgstr "Waarschuwing: te veel groepen\n"
-
-#~ msgid "Environment overflow\n"
-#~ msgstr "Omgeving wordt te groot\n"
-
-#, c-format
-#~ msgid "%s: Suspiciously long symlink: %s\n"
-#~ msgstr "%s: verdacht lange symbolische koppeling: %s\n"
-
-#, c-format
-#~ msgid "%s: cannot change user '%s' on NIS client.\n"
-#~ msgstr "%s: kan gebruiker '%s' niet veranderen op NIS-client.\n"
-
-#, c-format
-#~ msgid "%s: '%s' is the NIS master for this client.\n"
-#~ msgstr "%s: '%s' is de NIS-master voor deze client.\n"
-
-#, c-format
-#~ msgid "%s: group '%s' is a NIS group\n"
-#~ msgstr "%s: groep '%s' is een NIS-groep\n"
-
-#, c-format
-#~ msgid "%s: %s is the NIS master\n"
-#~ msgstr "%s: %s is de NIS-master\n"
-
-#, c-format
-#~ msgid "%s: group %s is a NIS group\n"
-#~ msgstr "%s: groep %s is een NIS-groep\n"
-
-#, c-format
-#~ msgid "%s: unknown user %s\n"
-#~ msgstr "%s: onbekende gebruiker %s\n"
-
-#~ msgid "Usage: id [-a]\n"
-#~ msgstr "Gebruik: id [-a]\n"
-
-#~ msgid " groups="
-#~ msgstr " groepen="
-
-#, c-format
-#~ msgid "       %s [-p] -r host\n"
-#~ msgstr "       %s [-p] -r computer\n"
-
-#, c-format
-#~ msgid "%s: Could not stat directory for process\n"
-#~ msgstr "%s: Kon status van map voor proces niet opvragen\n"
-
-#~ msgid "too many groups\n"
-#~ msgstr "te veel groepen\n"
-
-#, c-format
-#~ msgid "%s: cannot create new defaults file\n"
-#~ msgstr "%s: kan geen nieuw bestand met standaardwaarden aanmaken\n"
-
-#, c-format
-#~ msgid "%s: group '%s' is a NIS group.\n"
-#~ msgstr "%s: groep '%s' is een NIS-groep.\n"
-
-#, c-format
-#~ msgid "%s: user %s is a NIS user\n"
-#~ msgstr "%s: gebruiker %s is een NIS-gebruiker\n"
--- a/debian/patches/debian/Adapt-login.defs-for-Debian.patch
+++ b/debian/patches/debian/Adapt-login.defs-for-Debian.patch
@@ -7,52 +7,31 @@ Remove settings only applicable without PAM support enabled.
 Remove obscure commented-out settings.
 Remove explanation about write(1), which Debian does not ship anymore.
 ---
- etc/login.defs | 369 +++++++--------------------------------------------------
- 1 file changed, 44 insertions(+), 325 deletions(-)
+ etc/login.defs | 367 ++++-----------------------------------------------------
+ 1 file changed, 25 insertions(+), 342 deletions(-)

 diff --git a/etc/login.defs b/etc/login.defs
-index 33622c2..91d3ec4 100644
+index 966724c..94c6af1 100644
 --- a/etc/login.defs
 +++ b/etc/login.defs
-@@ -1,24 +1,38 @@
+@@ -1,133 +1,20 @@
 #
 # /etc/login.defs - Configuration control definitions for the shadow package.
 #
 -#	$Id$
 -#
- 
-+# REQUIRED for useradd/userdel/usermod
-+#   Directory where mailboxes reside, _or_ name of file, relative to the
-+#   home directory.  If you _do_ define MAIL_DIR and MAIL_FILE,
-+#   MAIL_DIR takes precedence.
- #
+-
+-#
 -# Delay in seconds before being allowed another attempt after a login failure
-# Note: When PAM is used, some modules may enforce a minimum delay (e.g.
+-# Note: when PAM is used, some modules may enforce a minimum delay (e.g.
 -#       pam_unix(8) enforces a 2s delay)
-+#   Essentially:
-+#      - MAIL_DIR defines the location of users mail spool files
-+#        (for mbox use) by appending the username to MAIL_DIR as defined
-+#        below.
-+#      - MAIL_FILE defines the location of the users mail spool files as the
-+#        fully-qualified filename obtained by prepending the user home
-+#        directory before $MAIL_FILE
- #
+-#
 -FAIL_DELAY		3
 -
-+# NOTE: This is no more used for setting up users MAIL environment variable
-+#       which is, starting from shadow 4.0.12-1 in Debian, entirely the
-+#       job of the pam_mail PAM modules
-+#       See default PAM configuration files provided for
-+#       login, su, etc.
- #
+-#
 -# Enable logging and display of /var/log/faillog login(1) failure info.
 -#
 -FAILLOG_ENAB		yes
-+# This is a temporary situation: setting these variables will soon
-+# move to /etc/default/useradd and the variables will then be
-+# no more supported
-+MAIL_DIR        /var/mail
-+#MAIL_FILE      .mail
 
 #
 # Enable display of unknown usernames when login(1) failures are recorded.
@@ -62,11 +41,11 @@ index 33622c2..91d3ec4 100644
 +# concern
 LOG_UNKFAIL_ENAB	no
 
- #
-@@ -26,110 +40,12 @@ LOG_UNKFAIL_ENAB	no
- #
- LOG_OK_LOGINS		no
- 
+-#
+-# Enable logging of successful logins
+-#
+-LOG_OK_LOGINS		no
+-
 -#
 -# Enable logging and display of /var/log/lastlog login(1) time info.
 -#
@@ -136,12 +115,12 @@ index 33622c2..91d3ec4 100644
 -#
 -#ISSUE_FILE	/etc/issue
 -
- #
- # If defined, file which maps tty line to TERM environment parameter.
- # Each line of the file is in a format similar to "vt100  tty01".
- #
- #TTYTYPE_FILE	/etc/ttytype
- 
+-#
+-# If defined, file which maps tty line to TERM environment parameter.
+-# Each line of the file is in a format similar to "vt100  tty01".
+-#
+-#TTYTYPE_FILE	/etc/ttytype
+-
 -#
 -# If defined, login(1) failures will be logged here in a utmp format.
 -# last(1), when invoked as lastb(1), will read /var/log/btmp, so...
@@ -165,16 +144,16 @@ index 33622c2..91d3ec4 100644
 -
 -#
 -# *REQUIRED*
-#   Directory where mailboxes reside, _or_ name of file, relative to the
-#   home directory.  If you _do_ define both, MAIL_DIR takes precedence.
-#
-MAIL_DIR	/var/spool/mail
-#MAIL_FILE	.mail
-
+# REQUIRED for useradd/userdel/usermod
+ #   Directory where mailboxes reside, _or_ name of file, relative to the
+ #   home directory.  If you _do_ define both, MAIL_DIR takes precedence.
 #
- # If defined, file which inhibits all the usual chatter during the login
- # sequence.  If a full pathname, then hushed mode will be enabled if the
-@@ -139,40 +55,21 @@ MAIL_DIR	/var/spool/mail
+-MAIL_DIR	/var/spool/mail
+MAIL_DIR	/var/mail
+ #MAIL_FILE	.mail
+ 
+ #
+@@ -139,40 +26,21 @@ MAIL_DIR	/var/spool/mail
 HUSHLOGIN_FILE	.hushlogin
 #HUSHLOGIN_FILE	/etc/hushlogins
 
@@ -220,7 +199,7 @@ index 33622c2..91d3ec4 100644
 TTYPERM		0600
 
 #
-@@ -180,61 +77,35 @@ TTYPERM		0600
+@@ -180,61 +48,35 @@ TTYPERM		0600
 #
 #	ERASECHAR	Terminal ERASE character ('\010' = backspace).
 #	KILLCHAR	Terminal KILL character ('\025' = CTRL/U).
@@ -285,7 +264,7 @@ index 33622c2..91d3ec4 100644
 # Extra per user uids
 SUB_UID_MIN		   100000
 SUB_UID_MAX		600100000
-@@ -246,8 +117,8 @@ SUB_UID_COUNT		    65536
+@@ -246,8 +88,8 @@ SUB_UID_COUNT		    65536
 GID_MIN			 1000
 GID_MAX			60000
 # System accounts
@@ -296,7 +275,7 @@ index 33622c2..91d3ec4 100644
 # Extra per user group ids
 SUB_GID_MIN		   100000
 SUB_GID_MAX		600100000
-@@ -255,6 +126,9 @@ SUB_GID_COUNT		    65536
+@@ -255,6 +97,9 @@ SUB_GID_COUNT		    65536
 
 #
 # Max number of login(1) retries if password is bad
@@ -306,7 +285,7 @@ index 33622c2..91d3ec4 100644
 #
 LOGIN_RETRIES		5
 
-@@ -263,28 +137,6 @@ LOGIN_RETRIES		5
+@@ -263,28 +108,6 @@ LOGIN_RETRIES		5
 #
 LOGIN_TIMEOUT		60
 
@@ -323,7 +302,7 @@ index 33622c2..91d3ec4 100644
 -#
 -# Number of significant characters in the password for crypt().
 -# Default is 8, don't change unless your crypt() is better.
-# Ignored if MD5_CRYPT_ENAB set to "yes".
+-# Only used for DES encryption algorithm.
 -#
 -#PASS_MAX_LEN		8
 -
@@ -335,7 +314,7 @@ index 33622c2..91d3ec4 100644
 #
 # Which fields may be changed by regular users using chfn(1) - use
 # any combination of letters "frwh" (full name, room number, work
-@@ -294,29 +146,6 @@ CHFN_AUTH		yes
+@@ -294,29 +117,6 @@ CHFN_AUTH		yes
 CHFN_RESTRICT		rwh
 
 #
@@ -353,7 +332,7 @@ index 33622c2..91d3ec4 100644
 -# Set to "no" if you need to copy encrypted passwords to other systems
 -# which don't understand the new algorithm.  Default is "no".
 -#
-# Note: If you use PAM, it is recommended to use a value consistent with
+-# Note: if you use PAM, it is recommended to use a value consistent with
 -# the PAM modules configuration.
 -#
 -# This variable is deprecated. You should use ENCRYPT_METHOD instead.
@@ -365,11 +344,11 @@ index 33622c2..91d3ec4 100644
 # If set to MD5, MD5-based algorithm will be used for encrypting password
 # If set to SHA256, SHA256-based algorithm will be used for encrypting password
 # If set to SHA512, SHA512-based algorithm will be used for encrypting password
-@@ -326,66 +155,10 @@ CHFN_RESTRICT		rwh
+@@ -326,66 +126,10 @@ CHFN_RESTRICT		rwh
 # MD5 and DES should not be used for new hashes, see crypt(5) for recommendations.
 # Overrides the MD5_CRYPT_ENAB option
 #
-# Note: If you use PAM, it is recommended to use a value consistent with
+-# Note: if you use PAM, it is recommended to use a value consistent with
 +# Note: It is recommended to use a value consistent with
 # the PAM modules configuration.
 #
@@ -434,30 +413,30 @@ index 33622c2..91d3ec4 100644
 
 #
 # Should login be allowed if we can't cd to the home directory?
-@@ -401,12 +174,6 @@ DEFAULT_HOME	yes
- #
+@@ -402,72 +146,11 @@ DEFAULT_HOME	yes
 NONEXISTENT	/nonexistent
 
-#
+ #
 -# If this file exists and is readable, login environment will be
 -# read from it.  Every line should be in the form name=value.
-#
-ENVIRON_FILE	/etc/environment
-
- #
- # If defined, this command is run when removing a user.
- # It should remove any at/cron/print jobs etc. owned by
-@@ -415,59 +182,11 @@ ENVIRON_FILE	/etc/environment
- #USERDEL_CMD	/usr/sbin/userdel_local
- 
- #
-# Enable setting of the umask group bits to be the same as owner bits
-# (examples: 022 -> 002, 077 -> 007) for non-root users, if the uid is
-# the same as gid, and username is the same as the primary group name.
 +# If set to yes, userdel(8) will remove the user's group if it contains no more
 +# members, and useradd(8) will create by default a group with the name of the
 +# user.
 #
+-ENVIRON_FILE	/etc/environment
+-
+-#
+-# If defined, this command is run when removing a user.
+-# It should remove any at/cron/print jobs etc. owned by
+-# the user to be removed (passed as the first argument).
+-#
+-#USERDEL_CMD	/usr/sbin/userdel_local
+-
+-#
+-# Enable setting of the umask group bits to be the same as owner bits
+-# (examples: 022 -> 002, 077 -> 007) for non-root users, if the uid is
+-# the same as gid, and username is the same as the primary group name.
+-#
 -# This also enables userdel(8) to remove user groups if no members exist.
 +# Other former uses of this variable are not used in PAM environments, such as
 +# Debian.
@@ -508,7 +487,7 @@ index 33622c2..91d3ec4 100644
 -# Used in pam_timestamp module to calculate the keyed-hash message
 -# authentication code.
 -#
-# Note: It is recommended to check hmac(3) to see the possible algorithms
+-# Note: it is recommended to check hmac(3) to see the possible algorithms
 -# that are available in your system.
 -#
 -#HMAC_CRYPTO_ALGO SHA512
--- a/debian/patches/debian/Define-LOGIN_NAME_MAX-on-HURD.patch
+++ b/debian/patches/debian/Define-LOGIN_NAME_MAX-on-HURD.patch
@@ -1,25 +0,0 @@
-From: Chris Hofstaedtler <zeha@debian.org>
-Date: Tue, 6 Aug 2024 00:16:59 +0200
-Subject: Define LOGIN_NAME_MAX on HURD
-
---
- lib/chkname.c | 6 ++++++
- 1 file changed, 6 insertions(+)
-
-diff --git a/lib/chkname.c b/lib/chkname.c
-index 57d6d96..6af55a9 100644
--- a/lib/chkname.c
-+++ b/lib/chkname.c
-@@ -29,6 +29,12 @@
- #include <stddef.h>
- #include <unistd.h>
- 
-+#ifdef __GNU__
-+#ifndef LOGIN_NAME_MAX
-+#define LOGIN_NAME_MAX 256
-+#endif
-+#endif
-+
- #include "defines.h"
- #include "chkname.h"
- #include "string/ctype/strisascii/strisdigit.h"
--- a/debian/patches/debian/Exclude-Debian-globally-allocated-UIDs-from-sys_uid-range.patch
+++ b/debian/patches/debian/Exclude-Debian-globally-allocated-UIDs-from-sys_uid-range.patch
@@ -8,10 +8,10 @@ Bug: http://bugs.debian.org/1100563
 1 file changed, 9 insertions(+), 2 deletions(-)

 diff --git a/src/useradd.c b/src/useradd.c
-index 9da533a..2f5df5f 100644
+index b3ab1c4..bbc9859 100644
 --- a/src/useradd.c
 +++ b/src/useradd.c
-@@ -2372,14 +2372,21 @@ static void create_mail (void)
+@@ -2406,14 +2406,21 @@ static void create_mail(const struct option_flags *flags)
 #endif
 }
 
--- a/debian/patches/debian/Keep-using-Debian-adduser-defaults.patch
+++ b/debian/patches/debian/Keep-using-Debian-adduser-defaults.patch
@@ -17,7 +17,7 @@ configuration files shipped in Debian (debian/default/useradd).
 2 files changed, 3 insertions(+), 3 deletions(-)

 diff --git a/man/useradd.8.xml b/man/useradd.8.xml
-index fd9ff69..69126ee 100644
+index e6db7f6..2e83b4f 100644
 --- a/man/useradd.8.xml
 +++ b/man/useradd.8.xml
@@ -262,7 +262,7 @@
@@ -30,10 +30,10 @@ index fd9ff69..69126ee 100644
 	</listitem>
       </varlistentry>
 diff --git a/src/useradd.c b/src/useradd.c
-index 36b9b8f..9da533a 100644
+index 899efe3..b3ab1c4 100644
 --- a/src/useradd.c
 +++ b/src/useradd.c
-@@ -100,14 +100,14 @@ static const char Prog[] = "useradd";
+@@ -106,14 +106,14 @@ static const char Prog[] = "useradd";
 /*
  * These defaults are used if there is no defaults file.
  */
--- a/debian/patches/debian/Recommend-using-adduser-and-deluser.patch
+++ b/debian/patches/debian/Recommend-using-adduser-and-deluser.patch
@@ -11,7 +11,7 @@ Status wrt upstream: Debian specific patch.
 2 files changed, 12 insertions(+)

 diff --git a/man/useradd.8.xml b/man/useradd.8.xml
-index 69126ee..e198028 100644
+index 2e83b4f..67c469a 100644
 --- a/man/useradd.8.xml
 +++ b/man/useradd.8.xml
@@ -82,6 +82,12 @@
@@ -28,7 +28,7 @@ index 69126ee..e198028 100644
 	When invoked without the <option>-D</option> option, the
 	<command>useradd</command> command creates a new user account using
 diff --git a/man/userdel.8.xml b/man/userdel.8.xml
-index 32851f1..4373cd8 100644
+index e10a6af..863d3f1 100644
 --- a/man/userdel.8.xml
 +++ b/man/userdel.8.xml
@@ -58,6 +58,12 @@
--- a/debian/patches/debian/Set-group-and-mode-for-g-shadow-files.patch
+++ b/debian/patches/debian/Set-group-and-mode-for-g-shadow-files.patch
@@ -12,18 +12,18 @@ Fixes: #166793
 3 files changed, 14 insertions(+), 2 deletions(-)

 diff --git a/lib/commonio.c b/lib/commonio.c
-index 7304ec0..6b13f4a 100644
+index 2c6a1a2..860efb9 100644
 --- a/lib/commonio.c
 +++ b/lib/commonio.c
-@@ -21,6 +21,7 @@
+@@ -22,6 +22,7 @@
 #include <sys/stat.h>
 #include <stdlib.h>
 #include <utime.h>
 +#include <grp.h>
 
 #include "alloc/malloc.h"
- #include "alloc/reallocf.h"
-@@ -949,12 +950,23 @@ int commonio_close (struct commonio_db *db)
+ #include "atoi/getnum.h"
+@@ -931,12 +932,23 @@ commonio_close(struct commonio_db *db, MAYBE_UNUSED bool process_selinux)
 		if (errors)
 			goto fail;
 	} else {
@@ -46,12 +46,12 @@ index 7304ec0..6b13f4a 100644
 +		}
 	}
 
- 	if (SNPRINTF(buf, "%s+", db->filename) == -1)
+ 	if (stprintf_a(buf, "%s+", db->filename) == -1)
 diff --git a/lib/sgroupio.c b/lib/sgroupio.c
-index ef82976..53e7ecd 100644
+index ad3adc3..527f5be 100644
 --- a/lib/sgroupio.c
 +++ b/lib/sgroupio.c
-@@ -211,7 +211,7 @@ static struct commonio_db gshadow_db = {
+@@ -213,7 +213,7 @@ static struct commonio_db gshadow_db = {
 #ifdef WITH_SELINUX
 	NULL,			/* scontext */
 #endif
@@ -61,7 +61,7 @@ index ef82976..53e7ecd 100644
 	0,                      /* st_gid */
 	NULL,			/* head */
 diff --git a/lib/shadowio.c b/lib/shadowio.c
-index 8b1c1d2..395d0c8 100644
+index bf87503..be917ac 100644
 --- a/lib/shadowio.c
 +++ b/lib/shadowio.c
@@ -87,7 +87,7 @@ static struct commonio_db shadow_db = {
--- a/debian/patches/debian/Warn-when-badname-and-variants-are-given.patch
+++ b/debian/patches/debian/Warn-when-badname-and-variants-are-given.patch
@@ -11,10 +11,10 @@ Upstream PR 1158 will remove them, probably in the forky timeframe.
 4 files changed, 16 insertions(+), 4 deletions(-)

 diff --git a/src/newusers.c b/src/newusers.c
-index 38cbddd..710c3e9 100644
+index e9353fd..9054373 100644
 --- a/src/newusers.c
 +++ b/src/newusers.c
-@@ -128,7 +128,7 @@ static void usage (int status)
+@@ -135,7 +135,7 @@ static void usage (int status)
 	                  "\n"
 	                  "Options:\n"),
 	                Prog);
@@ -23,7 +23,7 @@ index 38cbddd..710c3e9 100644
 #ifndef USE_PAM
 	(void) fprintf (usageout,
 	                _("  -c, --crypt-method METHOD     the crypt method (one of %s)\n"),
-@@ -661,6 +661,9 @@ static void process_flags (int argc, char **argv)
+@@ -668,6 +668,9 @@ static void process_flags (int argc, char **argv, struct option_flags *flags)
 		switch (c) {
 		case 'b':
 			allow_bad_names = true;
@@ -34,10 +34,10 @@ index 38cbddd..710c3e9 100644
 #ifndef USE_PAM
 		case 'c':
 diff --git a/src/pwck.c b/src/pwck.c
-index 6272839..a970e74 100644
+index c35f03e..81f4ccd 100644
 --- a/src/pwck.c
 +++ b/src/pwck.c
-@@ -134,7 +134,7 @@ usage (int status)
+@@ -139,7 +139,7 @@ usage (int status)
 		                  "Options:\n"),
 		                Prog);
 	}
@@ -46,7 +46,7 @@ index 6272839..a970e74 100644
 	(void) fputs (_("  -h, --help                    display this help message and exit\n"), usageout);
 	(void) fputs (_("  -q, --quiet                   report errors only\n"), usageout);
 	(void) fputs (_("  -r, --read-only               display errors and warnings\n"
-@@ -176,6 +176,9 @@ static void process_flags (int argc, char **argv)
+@@ -181,6 +181,9 @@ static void process_flags (int argc, char **argv, struct option_flags *flags)
 		switch (c) {
 		case 'b':
 			allow_bad_names = true;
@@ -57,10 +57,10 @@ index 6272839..a970e74 100644
 		case 'h':
 			usage (E_SUCCESS);
 diff --git a/src/useradd.c b/src/useradd.c
-index 2f5df5f..73bf307 100644
+index bbc9859..5446f35 100644
 --- a/src/useradd.c
 +++ b/src/useradd.c
-@@ -874,7 +874,7 @@ static void usage (int status)
+@@ -877,7 +877,7 @@ static void usage (int status)
 	                  "\n"
 	                  "Options:\n"),
 	                Prog, Prog, Prog);
@@ -69,7 +69,7 @@ index 2f5df5f..73bf307 100644
 	(void) fputs (_("  -b, --base-dir BASE_DIR       base directory for the home directory of the\n"
 	                "                                new account\n"), usageout);
 #ifdef WITH_BTRFS
-@@ -1197,6 +1197,9 @@ static void process_flags (int argc, char **argv)
+@@ -1200,6 +1200,9 @@ static void process_flags (int argc, char **argv, struct option_flags *flags)
 				break;
 			case 201:
 				allow_bad_names = true;
@@ -80,10 +80,10 @@ index 2f5df5f..73bf307 100644
 			case 'c':
 				if (!VALID (optarg)) {
 diff --git a/src/usermod.c b/src/usermod.c
-index a0f4d7d..2e04b09 100644
+index e26f011..f0f6234 100644
 --- a/src/usermod.c
 +++ b/src/usermod.c
-@@ -384,7 +384,7 @@ usage (int status)
+@@ -396,7 +396,7 @@ usage (int status)
 	(void) fputs (_("  -a, --append                  append the user to the supplemental GROUPS\n"
 	                "                                mentioned by the -G option without removing\n"
 	                "                                the user from other groups\n"), usageout);
@@ -92,7 +92,7 @@ index a0f4d7d..2e04b09 100644
 	(void) fputs (_("  -c, --comment COMMENT         new value of the GECOS field\n"), usageout);
 	(void) fputs (_("  -d, --home HOME_DIR           new home directory for the user account\n"), usageout);
 	(void) fputs (_("  -e, --expiredate EXPIRE_DATE  set account expiration date to EXPIRE_DATE\n"), usageout);
-@@ -1052,6 +1052,9 @@ process_flags(int argc, char **argv)
+@@ -1062,6 +1062,9 @@ process_flags(int argc, char **argv, struct option_flags *flags)
 				break;
 			case 'b':
 				allow_bad_names = true;
--- a/debian/patches/debian/configure.ac-align-exec_prefix-with-prefix.patch
+++ b/debian/patches/debian/configure.ac-align-exec_prefix-with-prefix.patch
@@ -9,15 +9,15 @@ Reported as https://github.com/shadow-maint/shadow/issues/1229
 1 file changed, 1 insertion(+), 1 deletion(-)

 diff --git a/configure.ac b/configure.ac
-index bacce98..8746683 100644
+index 7727d1c..b5114e8 100644
 --- a/configure.ac
 +++ b/configure.ac
-@@ -18,7 +18,7 @@ AC_SUBST([LIBSUBID_ABI], [libsubid_abi])
+@@ -23,7 +23,7 @@ AC_SUBST([LIBSUBID_ABI], [libsubid_abi])
 
 dnl Some hacks...
- test "$prefix" = "NONE" && prefix="/usr"
-test "$prefix" = "/usr" && exec_prefix=""
-+test "$prefix" = "/usr" && exec_prefix="/usr"
+ test "x$prefix" = "xNONE" && prefix="/usr"
+-test "X$prefix" = "X/usr" && exec_prefix=""
+test "X$prefix" = "X/usr" && exec_prefix="/usr"
 
 AC_USE_SYSTEM_EXTENSIONS
 
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -5,8 +5,6 @@ debian/Document-the-shadowconfig-utility.patch
 debian/Recommend-using-adduser-and-deluser.patch
 debian/tests-disable-su.patch
 debian/Adapt-login.defs-for-Debian.patch
-debian/Define-LOGIN_NAME_MAX-on-HURD.patch
 debian/Stop-building-programs-we-do-not-install.patch
 debian/Warn-when-badname-and-variants-are-given.patch
 debian/configure.ac-align-exec_prefix-with-prefix.patch
-Update-Dutch-translation.patch
--- a/debian/rules
+++ b/debian/rules
@@ -30,6 +30,8 @@ DEB_CONFIGURE_EXTRA_FLAGS := \
 ifeq ($(DEB_HOST_ARCH_OS),linux)
 DEB_CONFIGURE_EXTRA_FLAGS += --with-audit
 DEB_CONFIGURE_EXTRA_FLAGS += --with-btrfs
+else
+DEB_CONFIGURE_EXTRA_FLAGS += --disable-logind
 endif

 ifneq ($(filter nodoc,$(DEB_BUILD_PROFILES)),)
--- a/debian/tests/control
+++ b/debian/tests/control
@@ -1,10 +1,19 @@
-Tests: smoke
-Restrictions: needs-root, superficial
+Tests:
+ smoke,
+Restrictions:
+ needs-root,
+ superficial,

-Tests: upstream
+Tests:
+ upstream,
 Depends:
 expect,
 procps,
 @,
- @builddeps@
-Restrictions: needs-root, build-needed, breaks-testbed, allow-stderr, isolation-machine
+ @builddeps@,
+Restrictions:
+ allow-stderr,
+ breaks-testbed,
+ build-needed,
+ isolation-machine,
+ needs-root,
--- a/debian/upstream/signing-key.asc
+++ b/debian/upstream/signing-key.asc
--- a/debian/watch
+++ b/debian/watch
@@ -1,7 +1,7 @@
 version=4
 opts=downloadurlmangle=s/archive\/refs\/tags\/(.*)\.tar\.gz/releases\/download\/$1\/@PACKAGE@-$1\.tar\.xz/,\
-    pgpsigurlmangle=s/$/.asc/,\
    versionmangle=s/-(alpha|beta|rc)/~$1/,\
-    dversionmangle=s/\+dfsg1//,repacksuffix=+dfsg1 \
+    dversionmangle=s/\+dfsg1//,repacksuffix=+dfsg1,\
+    pgpmode=auto \
    https://github.com/shadow-maint/@PACKAGE@/tags \
    /shadow-maint/@PACKAGE@/archive/refs/tags/([^v].*)\.tar\.gz
--- a/doc/HOWTO
+++ b/doc/HOWTO
@@ -346,7 +346,7 @@
  return value points to static data whose content is overwritten by
  each call.

-  Warning: The key space consists of 2**56 equal 7.2e16 possible values.
+  Warning: the key space consists of 2**56 equal 7.2e16 possible values.
  Exhaustive searches of this key space are possible using massively
  parallel computers.  Software, such as crack(1), is available which
  will search the portion of this key space that is generally used by
@@ -996,7 +996,7 @@
  sudo for the shadow suite, is available as at:
  <ftp://sunsite.unc.edu/pub/Linux/system/Admin/sudo-1.2-shadow.tgz>

-  Warning: When you install sudo your /etc/sudoers file will be replaced
+  Warning: when you install sudo your /etc/sudoers file will be replaced
  with a default one, so you need to make a backup of it if you have
  added anything to the default one.  (you could also edit the Makefile
  and remove the line that copies the default file to /etc).
--- a/doc/Makefile.in
+++ b/doc/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.16.5 from Makefile.am.
+# Makefile.in generated by automake 1.18.1 from Makefile.am.
 # @configure_input@

-# Copyright (C) 1994-2021 Free Software Foundation, Inc.
+# Copyright (C) 1994-2025 Free Software Foundation, Inc.

 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -72,6 +72,8 @@ am__make_running_with_option = \
  test $$has_opt = yes
 am__make_dryrun = (target_option=n; $(am__make_running_with_option))
 am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+am__rm_f = rm -f $(am__rm_f_notfound)
+am__rm_rf = rm -rf $(am__rm_f_notfound)
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
 pkglibdir = $(libdir)/@PACKAGE@
@@ -133,6 +135,7 @@ DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+AM_DISTCHECK_CONFIGURE_FLAGS = @AM_DISTCHECK_CONFIGURE_FLAGS@
 AR = @AR@
 AUTOCONF = @AUTOCONF@
 AUTOHEADER = @AUTOHEADER@
@@ -205,7 +208,6 @@ LIBSYSTEMD = @LIBSYSTEMD@
 LIBTCB = @LIBTCB@
 LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
-LIYESCRYPT = @LIYESCRYPT@
 LN_S = @LN_S@
 LTLIBICONV = @LTLIBICONV@
 LTLIBINTL = @LTLIBINTL@
@@ -262,8 +264,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
 am__quote = @am__quote@
+am__rm_f_notfound = @am__rm_f_notfound@
 am__tar = @am__tar@
 am__untar = @am__untar@
+am__xargs_n = @am__xargs_n@
 bindir = @bindir@
 build = @build@
 build_alias = @build_alias@
@@ -351,6 +355,7 @@ ctags CTAGS:

 cscope cscopelist:

+
 distdir: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) distdir-am

@@ -412,8 +417,8 @@ mostlyclean-generic:
 clean-generic:

 distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+	-$(am__rm_f) $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)

 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
@@ -504,3 +509,10 @@ uninstall-am:
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
 .NOEXPORT:
+
+# Tell GNU make to disable its built-in pattern rules.
+%:: %,v
+%:: RCS/%,v
+%:: RCS/%
+%:: s.%
+%:: SCCS/s.%
--- a/etc/Makefile.in
+++ b/etc/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.16.5 from Makefile.am.
+# Makefile.in generated by automake 1.18.1 from Makefile.am.
 # @configure_input@

-# Copyright (C) 1994-2021 Free Software Foundation, Inc.
+# Copyright (C) 1994-2025 Free Software Foundation, Inc.

 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -73,6 +73,8 @@ am__make_running_with_option = \
  test $$has_opt = yes
 am__make_dryrun = (target_option=n; $(am__make_running_with_option))
 am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+am__rm_f = rm -f $(am__rm_f_notfound)
+am__rm_rf = rm -rf $(am__rm_f_notfound)
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
 pkglibdir = $(libdir)/@PACKAGE@
@@ -158,10 +160,9 @@ am__base_list = \
  sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
  sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
 am__uninstall_files_from_dir = { \
-  test -z "$$files" \
-    || { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
-    || { echo " ( cd '$$dir' && rm -f" $$files ")"; \
-         $(am__cd) "$$dir" && rm -f $$files; }; \
+  { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
+  || { echo " ( cd '$$dir' && rm -f" $$files ")"; \
+       $(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
  }
 am__installdirs = "$(DESTDIR)$(defaultdir)" "$(DESTDIR)$(nonpamdir)" \
 	"$(DESTDIR)$(sysconfdir)"
@@ -222,6 +223,7 @@ am__relativize = \
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+AM_DISTCHECK_CONFIGURE_FLAGS = @AM_DISTCHECK_CONFIGURE_FLAGS@
 AR = @AR@
 AUTOCONF = @AUTOCONF@
 AUTOHEADER = @AUTOHEADER@
@@ -294,7 +296,6 @@ LIBSYSTEMD = @LIBSYSTEMD@
 LIBTCB = @LIBTCB@
 LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
-LIYESCRYPT = @LIYESCRYPT@
 LN_S = @LN_S@
 LTLIBICONV = @LTLIBICONV@
 LTLIBINTL = @LTLIBINTL@
@@ -351,8 +352,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
 am__quote = @am__quote@
+am__rm_f_notfound = @am__rm_f_notfound@
 am__tar = @am__tar@
 am__untar = @am__untar@
+am__xargs_n = @am__xargs_n@
 bindir = @bindir@
 build = @build@
 build_alias = @build_alias@
@@ -610,6 +613,7 @@ cscopelist-am: $(am__tagged_files)

 distclean-tags:
 	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
 distdir: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) distdir-am

@@ -700,8 +704,8 @@ mostlyclean-generic:
 clean-generic:

 distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+	-$(am__rm_f) $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)

 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
@@ -797,3 +801,10 @@ uninstall-am: uninstall-defaultDATA uninstall-nonpamDATA \
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
 .NOEXPORT:
+
+# Tell GNU make to disable its built-in pattern rules.
+%:: %,v
+%:: RCS/%,v
+%:: RCS/%
+%:: s.%
+%:: SCCS/s.%
--- a/etc/login.defs
+++ b/etc/login.defs
@@ -6,7 +6,7 @@

 #
 # Delay in seconds before being allowed another attempt after a login failure
-# Note: When PAM is used, some modules may enforce a minimum delay (e.g.
+# Note: when PAM is used, some modules may enforce a minimum delay (e.g.
 #       pam_unix(8) enforces a 2s delay)
 #
 FAIL_DELAY		3
@@ -276,7 +276,7 @@ PASS_ALWAYS_WARN	yes
 #
 # Number of significant characters in the password for crypt().
 # Default is 8, don't change unless your crypt() is better.
-# Ignored if MD5_CRYPT_ENAB set to "yes".
+# Only used for DES encryption algorithm.
 #
 #PASS_MAX_LEN		8

@@ -308,7 +308,7 @@ CHFN_RESTRICT		rwh
 # Set to "no" if you need to copy encrypted passwords to other systems
 # which don't understand the new algorithm.  Default is "no".
 #
-# Note: If you use PAM, it is recommended to use a value consistent with
+# Note: if you use PAM, it is recommended to use a value consistent with
 # the PAM modules configuration.
 #
 # This variable is deprecated. You should use ENCRYPT_METHOD instead.
@@ -326,7 +326,7 @@ CHFN_RESTRICT		rwh
 # MD5 and DES should not be used for new hashes, see crypt(5) for recommendations.
 # Overrides the MD5_CRYPT_ENAB option
 #
-# Note: If you use PAM, it is recommended to use a value consistent with
+# Note: if you use PAM, it is recommended to use a value consistent with
 # the PAM modules configuration.
 #
 #ENCRYPT_METHOD DES
@@ -467,7 +467,7 @@ PREVENT_NO_AUTH superuser
 # Used in pam_timestamp module to calculate the keyed-hash message
 # authentication code.
 #
-# Note: It is recommended to check hmac(3) to see the possible algorithms
+# Note: it is recommended to check hmac(3) to see the possible algorithms
 # that are available in your system.
 #
 #HMAC_CRYPTO_ALGO SHA512
--- a/etc/pam.d/Makefile.in
+++ b/etc/pam.d/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.16.5 from Makefile.am.
+# Makefile.in generated by automake 1.18.1 from Makefile.am.
 # @configure_input@

-# Copyright (C) 1994-2021 Free Software Foundation, Inc.
+# Copyright (C) 1994-2025 Free Software Foundation, Inc.

 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -73,6 +73,8 @@ am__make_running_with_option = \
  test $$has_opt = yes
 am__make_dryrun = (target_option=n; $(am__make_running_with_option))
 am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+am__rm_f = rm -f $(am__rm_f_notfound)
+am__rm_rf = rm -rf $(am__rm_f_notfound)
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
 pkglibdir = $(libdir)/@PACKAGE@
@@ -152,10 +154,9 @@ am__base_list = \
  sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
  sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
 am__uninstall_files_from_dir = { \
-  test -z "$$files" \
-    || { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
-    || { echo " ( cd '$$dir' && rm -f" $$files ")"; \
-         $(am__cd) "$$dir" && rm -f $$files; }; \
+  { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
+  || { echo " ( cd '$$dir' && rm -f" $$files ")"; \
+       $(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
  }
 am__installdirs = "$(DESTDIR)$(pamddir)"
 DATA = $(pamd_DATA)
@@ -165,6 +166,7 @@ DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+AM_DISTCHECK_CONFIGURE_FLAGS = @AM_DISTCHECK_CONFIGURE_FLAGS@
 AR = @AR@
 AUTOCONF = @AUTOCONF@
 AUTOHEADER = @AUTOHEADER@
@@ -237,7 +239,6 @@ LIBSYSTEMD = @LIBSYSTEMD@
 LIBTCB = @LIBTCB@
 LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
-LIYESCRYPT = @LIYESCRYPT@
 LN_S = @LN_S@
 LTLIBICONV = @LTLIBICONV@
 LTLIBINTL = @LTLIBINTL@
@@ -294,8 +295,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
 am__quote = @am__quote@
+am__rm_f_notfound = @am__rm_f_notfound@
 am__tar = @am__tar@
 am__untar = @am__untar@
+am__xargs_n = @am__xargs_n@
 bindir = @bindir@
 build = @build@
 build_alias = @build_alias@
@@ -417,6 +420,7 @@ ctags CTAGS:

 cscope cscopelist:

+
 distdir: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) distdir-am

@@ -481,8 +485,8 @@ mostlyclean-generic:
 clean-generic:

 distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+	-$(am__rm_f) $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)

 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
@@ -573,3 +577,10 @@ uninstall-am: uninstall-pamdDATA
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
 .NOEXPORT:
+
+# Tell GNU make to disable its built-in pattern rules.
+%:: %,v
+%:: RCS/%,v
+%:: RCS/%
+%:: s.%
+%:: SCCS/s.%
--- a/etc/shadow-maint/Makefile.in
+++ b/etc/shadow-maint/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.16.5 from Makefile.am.
+# Makefile.in generated by automake 1.18.1 from Makefile.am.
 # @configure_input@

-# Copyright (C) 1994-2021 Free Software Foundation, Inc.
+# Copyright (C) 1994-2025 Free Software Foundation, Inc.

 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
  test $$has_opt = yes
 am__make_dryrun = (target_option=n; $(am__make_running_with_option))
 am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+am__rm_f = rm -f $(am__rm_f_notfound)
+am__rm_rf = rm -rf $(am__rm_f_notfound)
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
 pkglibdir = $(libdir)/@PACKAGE@
@@ -130,6 +132,7 @@ DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+AM_DISTCHECK_CONFIGURE_FLAGS = @AM_DISTCHECK_CONFIGURE_FLAGS@
 AR = @AR@
 AUTOCONF = @AUTOCONF@
 AUTOHEADER = @AUTOHEADER@
@@ -202,7 +205,6 @@ LIBSYSTEMD = @LIBSYSTEMD@
 LIBTCB = @LIBTCB@
 LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
-LIYESCRYPT = @LIYESCRYPT@
 LN_S = @LN_S@
 LTLIBICONV = @LTLIBICONV@
 LTLIBINTL = @LTLIBINTL@
@@ -259,8 +261,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
 am__quote = @am__quote@
+am__rm_f_notfound = @am__rm_f_notfound@
 am__tar = @am__tar@
 am__untar = @am__untar@
+am__xargs_n = @am__xargs_n@
 bindir = @bindir@
 build = @build@
 build_alias = @build_alias@
@@ -352,6 +356,7 @@ ctags CTAGS:

 cscope cscopelist:

+
 distdir: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) distdir-am

@@ -413,8 +418,8 @@ mostlyclean-generic:
 clean-generic:

 distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+	-$(am__rm_f) $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)

 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
@@ -505,3 +510,10 @@ uninstall-am:
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
 .NOEXPORT:
+
+# Tell GNU make to disable its built-in pattern rules.
+%:: %,v
+%:: RCS/%,v
+%:: RCS/%
+%:: s.%
+%:: SCCS/s.%
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -37,30 +37,10 @@ libshadow_la_SOURCES = \
 	alloc/realloc.h \
 	alloc/reallocf.c \
 	alloc/reallocf.h \
-	alloc/x/xcalloc.c \
-	alloc/x/xcalloc.h \
-	alloc/x/xmalloc.c \
-	alloc/x/xmalloc.h \
-	alloc/x/xrealloc.c \
-	alloc/x/xrealloc.h \
-	atoi/a2i/a2i.c \
-	atoi/a2i/a2i.h \
-	atoi/a2i/a2s.c \
-	atoi/a2i/a2s.h \
-	atoi/a2i/a2s_c.c \
-	atoi/a2i/a2s_c.h \
-	atoi/a2i/a2s_nc.c \
-	atoi/a2i/a2s_nc.h \
-	atoi/a2i/a2u.c \
-	atoi/a2i/a2u.h \
-	atoi/a2i/a2u_c.c \
-	atoi/a2i/a2u_c.h \
-	atoi/a2i/a2u_nc.c \
-	atoi/a2i/a2u_nc.h \
+	atoi/a2i.c \
+	atoi/a2i.h \
 	atoi/getnum.c \
 	atoi/getnum.h \
-	atoi/str2i.c \
-	atoi/str2i.h \
 	atoi/strtoi/strtoi.c \
 	atoi/strtoi/strtoi.h \
 	atoi/strtoi/strtou.c \
@@ -75,6 +55,8 @@ libshadow_la_SOURCES = \
 	cast.h \
 	chkname.c \
 	chkname.h \
+	chkhash.c \
+	chkhash.h \
 	chowndir.c \
 	chowntty.c \
 	cleanup.c \
@@ -88,6 +70,8 @@ libshadow_la_SOURCES = \
 	defines.h \
 	encrypt.c \
 	env.c \
+	exit_if_null.c \
+	exit_if_null.h \
 	exitcodes.h \
 	faillog.h \
 	failure.c \
@@ -99,7 +83,6 @@ libshadow_la_SOURCES = \
 	find_new_uid.c \
 	find_new_sub_gids.c \
 	find_new_sub_uids.c \
-	fputsx.c \
 	fs/mkstemp/fmkomstemp.c \
 	fs/mkstemp/fmkomstemp.h \
 	fs/mkstemp/mkomstemp.c \
@@ -117,7 +100,6 @@ libshadow_la_SOURCES = \
 	groupio.c \
 	groupmem.c \
 	groupio.h \
-	gshadow.c \
 	hushed.c \
 	idmapping.h \
 	idmapping.c \
@@ -165,13 +147,34 @@ libshadow_la_SOURCES = \
 	semanage.c \
 	setugid.c \
 	setupenv.c \
-	sgetgrent.c \
-	sgetpwent.c \
-	sgetspent.c \
 	sgroupio.c \
-	sgroupio.h\
+	sgroupio.h \
+	shadow/group/sgetgrent.c \
+	shadow/group/sgetgrent.h \
 	shadow/grp/agetgroups.c \
 	shadow/grp/agetgroups.h \
+	shadow/gshadow/endsgent.c \
+	shadow/gshadow/endsgent.h \
+	shadow/gshadow/fgetsgent.c \
+	shadow/gshadow/fgetsgent.h \
+	shadow/gshadow/getsgent.c \
+	shadow/gshadow/getsgent.h \
+	shadow/gshadow/getsgnam.c \
+	shadow/gshadow/getsgnam.h \
+	shadow/gshadow/gshadow.c \
+	shadow/gshadow/gshadow.h \
+	shadow/gshadow/putsgent.c \
+	shadow/gshadow/putsgent.h \
+	shadow/gshadow/setsgent.c \
+	shadow/gshadow/setsgent.h \
+	shadow/gshadow/sgetsgent.c \
+	shadow/gshadow/sgetsgent.h \
+	shadow/gshadow/sgrp.c \
+	shadow/gshadow/sgrp.h \
+	shadow/passwd/sgetpwent.c \
+	shadow/passwd/sgetpwent.h \
+	shadow/shadow/sgetspent.c \
+	shadow/shadow/sgetspent.h \
 	shadowio.c \
 	shadowio.h \
 	shadowlog.c \
@@ -199,8 +202,6 @@ libshadow_la_SOURCES = \
 	string/sprintf/snprintf.h \
 	string/sprintf/stpeprintf.c \
 	string/sprintf/stpeprintf.h \
-	string/sprintf/xaprintf.c \
-	string/sprintf/xaprintf.h \
 	string/strchr/strchrcnt.c \
 	string/strchr/strchrcnt.h \
 	string/strchr/strchrscnt.c \
@@ -213,6 +214,8 @@ libshadow_la_SOURCES = \
 	string/strcmp/strcaseprefix.h \
 	string/strcmp/streq.c \
 	string/strcmp/streq.h \
+	string/strcmp/strneq.c \
+	string/strcmp/strneq.h \
 	string/strcmp/strprefix.c \
 	string/strcmp/strprefix.h \
 	string/strcpy/stpecpy.c \
@@ -223,12 +226,14 @@ libshadow_la_SOURCES = \
 	string/strcpy/strncpy.h \
 	string/strcpy/strtcpy.c \
 	string/strcpy/strtcpy.h \
+	string/strdup/strdup.c \
+	string/strdup/strdup.h \
 	string/strdup/strndupa.c \
 	string/strdup/strndupa.h \
-	string/strdup/xstrdup.c \
-	string/strdup/xstrdup.h \
-	string/strdup/xstrndup.c \
-	string/strdup/xstrndup.h \
+	string/strdup/strndup.c \
+	string/strdup/strndup.h \
+	string/strerrno.c \
+	string/strerrno.h \
 	string/strftime.c \
 	string/strftime.h \
 	string/strspn/stpspn.c \
@@ -249,8 +254,6 @@ libshadow_la_SOURCES = \
 	string/strtok/strsep2arr.h \
 	string/strtok/strsep2ls.c \
 	string/strtok/strsep2ls.h \
-	string/strtok/xastrsep2ls.c \
-	string/strtok/xastrsep2ls.h \
 	strtoday.c \
 	sub.c \
 	subordinateio.h \
@@ -306,5 +309,4 @@ endif

 EXTRA_DIST = \
 	.indent.pro \
-	gshadow_.h \
 	xgetXXbyYY.c
--- a/lib/Makefile.in
+++ b/lib/Makefile.in
--- a/lib/addgrps.c
+++ b/lib/addgrps.c
@@ -6,7 +6,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #if !defined(USE_PAM)

@@ -24,6 +24,8 @@
 #include "shadow/grp/agetgroups.h"
 #include "shadowlog.h"
 #include "string/strchr/strchrscnt.h"
+#include "string/strcmp/streq.h"
+#include "string/strerrno.h"


 /*
@@ -34,7 +36,7 @@
 int
 add_groups(const char *list)
 {
-	char    *g, *p, *dup;
+	char    *dup;
 	FILE *shadow_logfd = log_get_logfd();
 	gid_t   *gids;
 	size_t  n;
@@ -43,29 +45,34 @@ add_groups(const char *list)
 	if (gids == NULL)
 		return -1;

-	gids = REALLOCF(gids, n + strchrscnt(list, ",:") + 1, gid_t);
+	gids = reallocf_T(gids, n + strchrscnt(list, ",:") + 1, gid_t);
 	if (gids == NULL)
 		return -1;

-	p = dup = strdup(list);
+	dup = strdup(list);
 	if (dup == NULL)
 		goto free_gids;

-	while (NULL != (g = strsep(&p, ",:"))) {
-		struct group  *grp;
+	if (!streq(dup, "")) {
+		char  *g, *p;

-		grp = getgrnam(g); /* local, no need for xgetgrnam */
-		if (NULL == grp) {
-			fprintf(shadow_logfd, _("Warning: unknown group %s\n"), g);
-			continue;
+		p = dup;
+		while (NULL != (g = strsep(&p, ",:"))) {
+			struct group  *grp;
+
+			grp = getgrnam(g); /* local, no need for xgetgrnam */
+			if (NULL == grp) {
+				fprintf(shadow_logfd, _("Warning: unknown group %s\n"), g);
+				continue;
+			}
+
+			LSEARCH(gid_t, &grp->gr_gid, gids, &n);
 		}
-
-		LSEARCH(&grp->gr_gid, gids, &n);
 	}
 	free(dup);

 	if (setgroups(n, gids) == -1) {
-		fprintf(shadow_logfd, "setgroups: %s\n", strerror(errno));
+		fprintf(shadow_logfd, "setgroups: %s\n", strerrno());
 		goto free_gids;
 	}

--- a/lib/adds.c
+++ b/lib/adds.c
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "adds.h"

--- a/lib/adds.h
+++ b/lib/adds.h
@@ -6,7 +6,7 @@
 #define SHADOW_INCLUDE_LIB_ADDS_H_


-#include <config.h>
+#include "config.h"

 #include <errno.h>
 #include <limits.h>
@@ -55,7 +55,7 @@ addslN(size_t n, long addend[n])

 	e = errno;
 	while (n > 1) {
-		QSORT(addend, n);
+		QSORT(long, addend, n);

 		errno = 0;
 		addend[0] = addsl2(addend[0], addend[--n]);
--- a/lib/age.c
+++ b/lib/age.c
@@ -7,7 +7,7 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #include <sys/types.h>
 #include <stdio.h>
@@ -20,6 +20,7 @@
 #include "defines.h"
 #include "exitcodes.h"
 #include "prototypes.h"
+#include "shadow/gshadow/endsgent.h"


 #ident "$Id$"
--- a/lib/agetpass.c
+++ b/lib/agetpass.c
@@ -5,7 +5,7 @@
 */


-#include <config.h>
+#include "config.h"

 #include "agetpass.h"

@@ -106,7 +106,7 @@ agetpass_internal(const char *prompt, int flags)
 	 * Let's add one more byte, and if the password uses it, it
 	 * means the introduced password was longer than PASS_MAX.
 	 */
-	pass = MALLOC(PASS_MAX + 2, char);
+	pass = malloc_T(PASS_MAX + 2, char);
 	if (pass == NULL)
 		return NULL;

@@ -135,7 +135,7 @@ agetpass(const char *prompt)
 char *
 agetpass_stdin()
 {
-	return agetpass_internal(NULL, RPP_STDIN);
+	return agetpass_internal("", RPP_STDIN);
 }

 void
--- a/lib/agetpass.h
+++ b/lib/agetpass.h
@@ -8,7 +8,7 @@
 #define SHADOW_INCLUDE_LIB_AGETPASS_H_


-#include <config.h>
+#include "config.h"

 #include "attr.h"
 #include "defines.h"
--- a/lib/alloc/calloc.c
+++ b/lib/alloc/calloc.c
@@ -6,6 +6,6 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "alloc/calloc.h"
--- a/lib/alloc/calloc.h
+++ b/lib/alloc/calloc.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
+// SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
 // SPDX-License-Identifier: BSD-3-Clause


@@ -6,15 +6,24 @@
 #define SHADOW_INCLUDE_LIB_ALLOC_CALLOC_H_


-#include <config.h>
+#include "config.h"

 #include <stdlib.h>

+#include "exit_if_null.h"
+#include "sizeof.h"

-#define CALLOC(n, type)                                                       \
-(                                                                             \
-	(type *) calloc(n, sizeof(type))                                      \
-)
+
+// calloc_T - calloc type-safe
+#define calloc_T(n, T)   calloc_T_(n, typeas(T))
+#define calloc_T_(n, T)                                               \
+({                                                                    \
+	(T *){calloc(n, sizeof(T))};                                  \
+})
+
+
+// xcalloc_T - exit-on-error calloc type-safe
+#define xcalloc_T(n, T)  exit_if_null(calloc_T(n, T))


 #endif  // include guard
--- a/lib/alloc/malloc.c
+++ b/lib/alloc/malloc.c
@@ -6,7 +6,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "alloc/malloc.h"

--- a/lib/alloc/malloc.h
+++ b/lib/alloc/malloc.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
+// SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
 // SPDX-License-Identifier: BSD-3-Clause


@@ -6,19 +6,28 @@
 #define SHADOW_INCLUDE_LIB_ALLOC_MALLOC_H_


-#include <config.h>
+#include "config.h"

 #include <stdlib.h>

 #include "attr.h"
+#include "exit_if_null.h"
+#include "sizeof.h"


-#define MALLOC(n, type)                                                       \
-(                                                                             \
-	(type *) mallocarray(n, sizeof(type))                                 \
-)
+// malloc_T - malloc type-safe
+#define malloc_T(n, T)   malloc_T_(n, typeas(T))
+#define malloc_T_(n, T)                                               \
+({                                                                    \
+	(T *){mallocarray(n, sizeof(T))};                             \
+})


+// xmalloc_T - exit-on-error malloc type-safe
+#define xmalloc_T(n, T)  exit_if_null(malloc_T(n, T))
+
+
+// mallocarray - malloc array
 ATTR_ALLOC_SIZE(1, 2)
 ATTR_MALLOC(free)
 inline void *mallocarray(size_t nmemb, size_t size);
--- a/lib/alloc/realloc.c
+++ b/lib/alloc/realloc.c
@@ -6,6 +6,6 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "alloc/realloc.h"
--- a/lib/alloc/realloc.h
+++ b/lib/alloc/realloc.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
+// SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
 // SPDX-License-Identifier: BSD-3-Clause


@@ -6,15 +6,27 @@
 #define SHADOW_INCLUDE_LIB_ALLOC_REALLOC_H_


-#include <config.h>
+#include "config.h"

 #include <stdlib.h>

+#include "exit_if_null.h"
+#include "sizeof.h"

-#define REALLOC(p, n, type)                                                   \
-(                                                                             \
-	_Generic(p, type *: (type *) reallocarray(p, (n) ?: 1, sizeof(type))) \
-)
+
+// realloc_T - realloc type-safe
+#define realloc_T(p, n, T)   realloc_T_(p, n, typeas(T))
+#define realloc_T_(p, n, T)                                           \
+({                                                                    \
+	_Generic(p, T *: (void)0);                                    \
+	(T *){reallocarray_(p, n, sizeof(T))};                        \
+})
+
+#define reallocarray_(p, n, size)  reallocarray(p, (n) ?: 1, (size) ?: 1)
+
+
+// xrealloc_T - exit-on-error realloc type-safe
+#define xrealloc_T(p, n, T)  exit_if_null(realloc_T(p, n, T))


 #endif  // include guard
--- a/lib/alloc/reallocf.c
+++ b/lib/alloc/reallocf.c
@@ -6,7 +6,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "alloc/reallocf.h"

--- a/lib/alloc/reallocf.h
+++ b/lib/alloc/reallocf.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
+// SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
 // SPDX-License-Identifier: BSD-3-Clause


@@ -6,20 +6,27 @@
 #define SHADOW_INCLUDE_LIB_ALLOC_REALLOCF_H_


-#include <config.h>
+#include "config.h"

 #include <stddef.h>
 #include <stdlib.h>

 #include "attr.h"
+#include "sizeof.h"


-#define REALLOCF(p, n, type)                                                  \
-(                                                                             \
-	_Generic(p, type *: (type *) reallocarrayf(p, (n) ?: 1, sizeof(type)))\
-)
+// reallocf_T - realloc free-on-error type-safe
+#define reallocf_T(p, n, T)   reallocf_T_(p, n, typeas(T))
+#define reallocf_T_(p, n, T)                                          \
+({                                                                    \
+	_Generic(p, T *: (void)0);                                    \
+	(T *){reallocarrayf_(p, n, sizeof(T))};                       \
+})
+
+#define reallocarrayf_(p, n, size)  reallocarrayf(p, (n) ?: 1, (size) ?: 1)


+// reallocarrayf - realloc array free-on-error
 ATTR_ALLOC_SIZE(2, 3)
 ATTR_MALLOC(free)
 inline void *reallocarrayf(void *p, size_t nmemb, size_t size);
--- a/lib/alloc/x/xcalloc.c
+++ b/lib/alloc/x/xcalloc.c
@@ -1,36 +0,0 @@
-// SPDX-FileCopyrightText: 1990-1994, Julianne Frances Haugh
-// SPDX-FileCopyrightText: 1996-1998, Marek Michałkiewicz
-// SPDX-FileCopyrightText: 2003-2006, Tomasz Kłoczko
-// SPDX-FileCopyrightText: 2008     , Nicolas François
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "alloc/x/xcalloc.h"
-
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "defines.h"
-#include "shadowlog.h"
-
-
-void *
-xcalloc(size_t nmemb, size_t size)
-{
-	void  *p;
-
-	p = calloc(nmemb, size);
-	if (p == NULL)
-		goto x;
-
-	return p;
-
-x:
-	fprintf(log_get_logfd(), _("%s: %s\n"),
-	        log_get_progname(), strerror(errno));
-	exit(13);
-}
--- a/lib/alloc/x/xcalloc.h
+++ b/lib/alloc/x/xcalloc.h
@@ -1,28 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ALLOC_X_XCALLOC_H_
-#define SHADOW_INCLUDE_LIB_ALLOC_X_XCALLOC_H_
-
-
-#include <config.h>
-
-#include <stddef.h>
-#include <stdlib.h>
-
-#include "attr.h"
-
-
-#define XCALLOC(n, type)                                                      \
-(                                                                             \
-	(type *) xcalloc(n, sizeof(type))                                     \
-)
-
-
-ATTR_ALLOC_SIZE(1, 2)
-ATTR_MALLOC(free)
-void *xcalloc(size_t nmemb, size_t size);
-
-
-#endif  // include guard
--- a/lib/alloc/x/xmalloc.c
+++ b/lib/alloc/x/xmalloc.c
@@ -1,16 +0,0 @@
-// SPDX-FileCopyrightText: 1990-1994, Julianne Frances Haugh
-// SPDX-FileCopyrightText: 1996-1998, Marek Michałkiewicz
-// SPDX-FileCopyrightText: 2003-2006, Tomasz Kłoczko
-// SPDX-FileCopyrightText: 2008     , Nicolas François
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "alloc/x/xmalloc.h"
-
-#include <stddef.h>
-
-
-extern inline void *xmallocarray(size_t nmemb, size_t size);
--- a/lib/alloc/x/xmalloc.h
+++ b/lib/alloc/x/xmalloc.h
@@ -1,35 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ALLOC_X_XMALLOC_H_
-#define SHADOW_INCLUDE_LIB_ALLOC_X_XMALLOC_H_
-
-
-#include <config.h>
-
-#include <stddef.h>
-
-#include "alloc/x/xrealloc.h"
-#include "attr.h"
-
-
-#define XMALLOC(n, type)                                                      \
-(                                                                             \
-	(type *) xmallocarray(n, sizeof(type))                                \
-)
-
-
-ATTR_ALLOC_SIZE(1, 2)
-ATTR_MALLOC(free)
-inline void *xmallocarray(size_t nmemb, size_t size);
-
-
-inline void *
-xmallocarray(size_t nmemb, size_t size)
-{
-	return xreallocarray(NULL, nmemb, size);
-}
-
-
-#endif  // include guard
--- a/lib/alloc/x/xrealloc.c
+++ b/lib/alloc/x/xrealloc.c
@@ -1,35 +0,0 @@
-// SPDX-FileCopyrightText: 1990-1994, Julianne Frances Haugh
-// SPDX-FileCopyrightText: 1996-1998, Marek Michałkiewicz
-// SPDX-FileCopyrightText: 2003-2006, Tomasz Kłoczko
-// SPDX-FileCopyrightText: 2008     , Nicolas François
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "alloc/x/xrealloc.h"
-
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "alloc/reallocf.h"
-#include "defines.h"
-#include "shadowlog.h"
-
-
-void *
-xreallocarray(void *p, size_t nmemb, size_t size)
-{
-	p = reallocarrayf(p, nmemb, size);
-	if (p == NULL)
-		goto x;
-
-	return p;
-
-x:
-	fprintf(log_get_logfd(), _("%s: %s\n"),
-	        log_get_progname(), strerror(errno));
-	exit(13);
-}
--- a/lib/alloc/x/xrealloc.h
+++ b/lib/alloc/x/xrealloc.h
@@ -1,31 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_MALLOC_H_
-#define SHADOW_INCLUDE_LIB_MALLOC_H_
-
-
-#include <config.h>
-
-#include <assert.h>
-#include <errno.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <stdlib.h>
-
-#include "attr.h"
-
-
-#define XREALLOC(ptr, n, type)                                                \
-(                                                                             \
-	_Generic(ptr, type *:  (type *) xreallocarray(ptr, n, sizeof(type)))  \
-)
-
-
-ATTR_ALLOC_SIZE(2, 3)
-ATTR_MALLOC(free)
-void *xreallocarray(void *p, size_t nmemb, size_t size);
-
-
-#endif  // include guard
--- a/lib/atoi/str2i.c
+++ b/lib/atoi/str2i.c
@@ -1,8 +1,7 @@
-// SPDX-FileCopyrightText: 2007-2009, Nicolas François
 // SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

-#include "atoi/str2i.h"
+#include "atoi/a2i.h"
--- a/lib/atoi/a2i.h
+++ b/lib/atoi/a2i.h
@@ -0,0 +1,69 @@
+// SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
+// SPDX-License-Identifier: BSD-3-Clause
+
+
+#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_H_
+#define SHADOW_INCLUDE_LIB_ATOI_A2I_H_
+
+
+#include "config.h"
+
+#include <errno.h>
+#include <stddef.h>
+
+#include "atoi/strtoi/strtoi.h"
+#include "atoi/strtoi/strtou_noneg.h"
+#include "typetraits.h"
+
+
+// a2i - alpha to integer
+#define a2i(T, n, s, endp, base, min, max)                            \
+({                                                                    \
+	T            *n_ = n;                                         \
+	QChar_of(s)  **endp_ = endp;                                  \
+	T            min_ = min;                                      \
+	T            max_ = max;                                      \
+	                                                              \
+	int  status;                                                  \
+	                                                              \
+	*n_ = _Generic((T){0},                                        \
+		short:              strtoi_,                          \
+		int:                strtoi_,                          \
+		long:               strtoi_,                          \
+		long long:          strtoi_,                          \
+		unsigned short:     strtou_noneg,                     \
+		unsigned int:       strtou_noneg,                     \
+		unsigned long:      strtou_noneg,                     \
+		unsigned long long: strtou_noneg                      \
+	)(s, (char **) endp_, base, min_, max_, &status);             \
+	                                                              \
+	if (status != 0)                                              \
+		errno = status;                                       \
+	-!!status;                                                    \
+})
+
+
+#define a2sh(...)   a2i(short, __VA_ARGS__)
+#define a2si(...)   a2i(int, __VA_ARGS__)
+#define a2sl(...)   a2i(long, __VA_ARGS__)
+#define a2sll(...)  a2i(long long, __VA_ARGS__)
+
+#define a2uh(...)   a2i(unsigned short, __VA_ARGS__)
+#define a2ui(...)   a2i(unsigned int, __VA_ARGS__)
+#define a2ul(...)   a2i(unsigned long, __VA_ARGS__)
+#define a2ull(...)  a2i(unsigned long long, __VA_ARGS__)
+
+#define str2i(T, ...)  a2i(T, __VA_ARGS__, NULL, 0, type_min(T), type_max(T))
+
+#define str2sh(...)    str2i(short, __VA_ARGS__)
+#define str2si(...)    str2i(int, __VA_ARGS__)
+#define str2sl(...)    str2i(long, __VA_ARGS__)
+#define str2sll(...)   str2i(long long, __VA_ARGS__)
+
+#define str2uh(...)    str2i(unsigned short, __VA_ARGS__)
+#define str2ui(...)    str2i(unsigned int, __VA_ARGS__)
+#define str2ul(...)    str2i(unsigned long, __VA_ARGS__)
+#define str2ull(...)   str2i(unsigned long long, __VA_ARGS__)
+
+
+#endif  // include guard
--- a/lib/atoi/a2i/a2i.h
+++ b/lib/atoi/a2i/a2i.h
@@ -1,62 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2I_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2I_H_
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2s_c.h"
-#include "atoi/a2i/a2s_nc.h"
-#include "atoi/a2i/a2u_c.h"
-#include "atoi/a2i/a2u_nc.h"
-
-
-/*
- * See the manual of these macros in liba2i's documentation:
- * <http://www.alejandro-colomar.es/share/dist/liba2i/git/HEAD/liba2i-HEAD.pdf>
- */
-
-
-#define a2i(TYPE, n, s, ...)                                                  \
-(                                                                             \
-	_Generic((void (*)(TYPE, typeof(s))) 0,                               \
-		void (*)(short,              const char *):  a2sh_c,          \
-		void (*)(short,              const void *):  a2sh_c,          \
-		void (*)(short,              char *):        a2sh_nc,         \
-		void (*)(short,              void *):        a2sh_nc,         \
-		void (*)(int,                const char *):  a2si_c,          \
-		void (*)(int,                const void *):  a2si_c,          \
-		void (*)(int,                char *):        a2si_nc,         \
-		void (*)(int,                void *):        a2si_nc,         \
-		void (*)(long,               const char *):  a2sl_c,          \
-		void (*)(long,               const void *):  a2sl_c,          \
-		void (*)(long,               char *):        a2sl_nc,         \
-		void (*)(long,               void *):        a2sl_nc,         \
-		void (*)(long long,          const char *):  a2sll_c,         \
-		void (*)(long long,          const void *):  a2sll_c,         \
-		void (*)(long long,          char *):        a2sll_nc,        \
-		void (*)(long long,          void *):        a2sll_nc,        \
-		void (*)(unsigned short,     const char *):  a2uh_c,          \
-		void (*)(unsigned short,     const void *):  a2uh_c,          \
-		void (*)(unsigned short,     char *):        a2uh_nc,         \
-		void (*)(unsigned short,     void *):        a2uh_nc,         \
-		void (*)(unsigned int,       const char *):  a2ui_c,          \
-		void (*)(unsigned int,       const void *):  a2ui_c,          \
-		void (*)(unsigned int,       char *):        a2ui_nc,         \
-		void (*)(unsigned int,       void *):        a2ui_nc,         \
-		void (*)(unsigned long,      const char *):  a2ul_c,          \
-		void (*)(unsigned long,      const void *):  a2ul_c,          \
-		void (*)(unsigned long,      char *):        a2ul_nc,         \
-		void (*)(unsigned long,      void *):        a2ul_nc,         \
-		void (*)(unsigned long long, const char *):  a2ull_c,         \
-		void (*)(unsigned long long, const void *):  a2ull_c,         \
-		void (*)(unsigned long long, char *):        a2ull_nc,        \
-		void (*)(unsigned long long, void *):        a2ull_nc         \
-	)(n, s, __VA_ARGS__)                                                  \
-)
-
-
-#endif  // include guard
--- a/lib/atoi/a2i/a2s.c
+++ b/lib/atoi/a2i/a2s.c
@@ -1,7 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2s.h"
--- a/lib/atoi/a2i/a2s.h
+++ b/lib/atoi/a2i/a2s.h
@@ -1,20 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2S_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2S_H_
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2i.h"
-
-
-#define a2sh(...)   a2i(short, __VA_ARGS__)
-#define a2si(...)   a2i(int, __VA_ARGS__)
-#define a2sl(...)   a2i(long, __VA_ARGS__)
-#define a2sll(...)  a2i(long long, __VA_ARGS__)
-
-
-#endif  // include guard
--- a/lib/atoi/a2i/a2s_c.c
+++ b/lib/atoi/a2i/a2s_c.c
@@ -1,17 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2s_c.h"
-
-
-extern inline int a2sh_c(short *restrict n, const char *s,
-    const char **restrict endp, int base, short min, short max);
-extern inline int a2si_c(int *restrict n, const char *s,
-    const char **restrict endp, int base, int min, int max);
-extern inline int a2sl_c(long *restrict n, const char *s,
-    const char **restrict endp, int base, long min, long max);
-extern inline int a2sll_c(long long *restrict n, const char *s,
-    const char **restrict endp, int base, long long min, long long max);
--- a/lib/atoi/a2i/a2s_c.h
+++ b/lib/atoi/a2i/a2s_c.h
@@ -1,64 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2S_C_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2S_C_H_
-
-
-#include <config.h>
-
-#include <errno.h>
-#include <inttypes.h>
-
-#include "atoi/a2i/a2s_nc.h"
-#include "attr.h"
-
-
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2sh_c(short *restrict n, const char *s,
-    const char **restrict endp, int base, short min, short max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2si_c(int *restrict n, const char *s,
-    const char **restrict endp, int base, int min, int max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2sl_c(long *restrict n, const char *s,
-    const char **restrict endp, int base, long min, long max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2sll_c(long long *restrict n, const char *s,
-    const char **restrict endp, int base, long long min, long long max);
-
-
-inline int
-a2sh_c(short *restrict n, const char *s,
-    const char **restrict endp, int base, short min, short max)
-{
-	return a2sh_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-inline int
-a2si_c(int *restrict n, const char *s,
-    const char **restrict endp, int base, int min, int max)
-{
-	return a2si_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-inline int
-a2sl_c(long *restrict n, const char *s,
-    const char **restrict endp, int base, long min, long max)
-{
-	return a2sl_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-inline int
-a2sll_c(long long *restrict n, const char *s,
-    const char **restrict endp, int base, long long min, long long max)
-{
-	return a2sll_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-#endif  // include guard
--- a/lib/atoi/a2i/a2s_nc.c
+++ b/lib/atoi/a2i/a2s_nc.c
@@ -1,17 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2s_nc.h"
-
-
-extern inline int a2sh_nc(short *restrict n, char *s,
-    char **restrict endp, int base, short min, short max);
-extern inline int a2si_nc(int *restrict n, char *s,
-    char **restrict endp, int base, int min, int max);
-extern inline int a2sl_nc(long *restrict n, char *s,
-    char **restrict endp, int base, long min, long max);
-extern inline int a2sll_nc(long long *restrict n, char *s,
-    char **restrict endp, int base, long long min, long long max);
--- a/lib/atoi/a2i/a2s_nc.h
+++ b/lib/atoi/a2i/a2s_nc.h
@@ -1,91 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2S_NC_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2S_NC_H_
-
-
-#include <config.h>
-
-#include <errno.h>
-
-#include "atoi/strtoi/strtoi.h"
-#include "attr.h"
-
-
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2sh_nc(short *restrict n, char *s,
-    char **restrict endp, int base, short min, short max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2si_nc(int *restrict n, char *s,
-    char **restrict endp, int base, int min, int max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2sl_nc(long *restrict n, char *s,
-    char **restrict endp, int base, long min, long max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2sll_nc(long long *restrict n, char *s,
-    char **restrict endp, int base, long long min, long long max);
-
-
-inline int
-a2sh_nc(short *restrict n, char *s,
-    char **restrict endp, int base, short min, short max)
-{
-	int  status;
-
-	*n = strtoi_(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-inline int
-a2si_nc(int *restrict n, char *s,
-    char **restrict endp, int base, int min, int max)
-{
-	int  status;
-
-	*n = strtoi_(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-inline int
-a2sl_nc(long *restrict n, char *s,
-    char **restrict endp, int base, long min, long max)
-{
-	int  status;
-
-	*n = strtoi_(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-inline int
-a2sll_nc(long long *restrict n, char *s,
-    char **restrict endp, int base, long long min, long long max)
-{
-	int  status;
-
-	*n = strtoi_(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-#endif  // include guard
--- a/lib/atoi/a2i/a2u.c
+++ b/lib/atoi/a2i/a2u.c
@@ -1,7 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2u.h"
--- a/lib/atoi/a2i/a2u.h
+++ b/lib/atoi/a2i/a2u.h
@@ -1,20 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2U_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2U_H_
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2i.h"
-
-
-#define a2uh(...)   a2i(unsigned short, __VA_ARGS__)
-#define a2ui(...)   a2i(unsigned int, __VA_ARGS__)
-#define a2ul(...)   a2i(unsigned long, __VA_ARGS__)
-#define a2ull(...)  a2i(unsigned long long, __VA_ARGS__)
-
-
-#endif  // include guard
--- a/lib/atoi/a2i/a2u_c.c
+++ b/lib/atoi/a2i/a2u_c.c
@@ -1,19 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2u_c.h"
-
-
-extern inline int a2uh_c(unsigned short *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned short min,
-    unsigned short max);
-extern inline int a2ui_c(unsigned int *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned int min, unsigned int max);
-extern inline int a2ul_c(unsigned long *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned long min, unsigned long max);
-extern inline int a2ull_c(unsigned long long *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned long long min,
-    unsigned long long max);
--- a/lib/atoi/a2i/a2u_c.h
+++ b/lib/atoi/a2i/a2u_c.h
@@ -1,65 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2U_C_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2U_C_H_
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2u_nc.h"
-#include "attr.h"
-
-
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2uh_c(unsigned short *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned short min,
-    unsigned short max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2ui_c(unsigned int *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned int min, unsigned int max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2ul_c(unsigned long *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned long min, unsigned long max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2ull_c(unsigned long long *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned long long min,
-    unsigned long long max);
-
-
-inline int
-a2uh_c(unsigned short *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned short min,
-    unsigned short max)
-{
-	return a2uh_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-inline int
-a2ui_c(unsigned int *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned int min, unsigned int max)
-{
-	return a2ui_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-inline int
-a2ul_c(unsigned long *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned long min, unsigned long max)
-{
-	return a2ul_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-inline int
-a2ull_c(unsigned long long *restrict n, const char *s,
-    const char **restrict endp, int base, unsigned long long min,
-    unsigned long long max)
-{
-	return a2ull_nc(n, (char *) s, (char **) endp, base, min, max);
-}
-
-
-#endif  // include guard
--- a/lib/atoi/a2i/a2u_nc.c
+++ b/lib/atoi/a2i/a2u_nc.c
@@ -1,18 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#include <config.h>
-
-#include "atoi/a2i/a2u_nc.h"
-
-
-extern inline int a2uh_nc(unsigned short *restrict n, char *s,
-    char **restrict endp, int base, unsigned short min, unsigned short max);
-extern inline int a2ui_nc(unsigned int *restrict n, char *s,
-    char **restrict endp, int base, unsigned int min, unsigned int max);
-extern inline int a2ul_nc(unsigned long *restrict n, char *s,
-    char **restrict endp, int base, unsigned long min, unsigned long max);
-extern inline int a2ull_nc(unsigned long long *restrict n, char *s,
-    char **restrict endp, int base, unsigned long long min,
-    unsigned long long max);
--- a/lib/atoi/a2i/a2u_nc.h
+++ b/lib/atoi/a2i/a2u_nc.h
@@ -1,94 +0,0 @@
-// SPDX-FileCopyrightText: 2023-2024, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_A2I_A2U_NC_H_
-#define SHADOW_INCLUDE_LIB_ATOI_A2I_A2U_NC_H_
-
-
-#include <config.h>
-
-#include <errno.h>
-
-#include "atoi/strtoi/strtou_noneg.h"
-#include "attr.h"
-
-
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2uh_nc(unsigned short *restrict n, char *s,
-    char **restrict endp, int base, unsigned short min, unsigned short max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2ui_nc(unsigned int *restrict n, char *s,
-    char **restrict endp, int base, unsigned int min, unsigned int max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2ul_nc(unsigned long *restrict n, char *s,
-    char **restrict endp, int base, unsigned long min, unsigned long max);
-ATTR_STRING(2) ATTR_ACCESS(write_only, 1) ATTR_ACCESS(write_only, 3)
-inline int a2ull_nc(unsigned long long *restrict n, char *s,
-    char **restrict endp, int base, unsigned long long min,
-    unsigned long long max);
-
-
-inline int
-a2uh_nc(unsigned short *restrict n, char *s,
-    char **restrict endp, int base, unsigned short min,
-    unsigned short max)
-{
-	int  status;
-
-	*n = strtou_noneg(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-inline int
-a2ui_nc(unsigned int *restrict n, char *s,
-    char **restrict endp, int base, unsigned int min, unsigned int max)
-{
-	int  status;
-
-	*n = strtou_noneg(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-inline int
-a2ul_nc(unsigned long *restrict n, char *s,
-    char **restrict endp, int base, unsigned long min, unsigned long max)
-{
-	int  status;
-
-	*n = strtou_noneg(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-inline int
-a2ull_nc(unsigned long long *restrict n, char *s,
-    char **restrict endp, int base, unsigned long long min,
-    unsigned long long max)
-{
-	int  status;
-
-	*n = strtou_noneg(s, endp, base, min, max, &status);
-	if (status != 0) {
-		errno = status;
-		return -1;
-	}
-	return 0;
-}
-
-
-#endif  // include guard
--- a/lib/atoi/getnum.c
+++ b/lib/atoi/getnum.c
@@ -3,7 +3,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include <sys/types.h>

--- a/lib/atoi/getnum.h
+++ b/lib/atoi/getnum.h
@@ -7,14 +7,13 @@
 #define SHADOW_INCLUDE_LIB_ATOI_GETNUM_H_


-#include <config.h>
+#include "config.h"

 #include <limits.h>
 #include <stddef.h>
 #include <sys/types.h>

-#include "atoi/a2i/a2i.h"
-#include "atoi/a2i/a2s.h"
+#include "atoi/a2i.h"
 #include "attr.h"
 #include "typetraits.h"

--- a/lib/atoi/str2i.h
+++ b/lib/atoi/str2i.h
@@ -1,31 +0,0 @@
-// SPDX-FileCopyrightText: 2007-2009, Nicolas François
-// SPDX-FileCopyrightText: 2023-2025, Alejandro Colomar <alx@kernel.org>
-// SPDX-License-Identifier: BSD-3-Clause
-
-
-#ifndef SHADOW_INCLUDE_LIB_ATOI_STR2I_H_
-#define SHADOW_INCLUDE_LIB_ATOI_STR2I_H_
-
-
-#include <config.h>
-
-#include <stddef.h>
-
-#include "atoi/a2i/a2i.h"
-#include "typetraits.h"
-
-
-#define str2i(T, ...)  a2i(T, __VA_ARGS__, NULL, 0, type_min(T), type_max(T))
-
-#define str2sh(...)    str2i(short, __VA_ARGS__)
-#define str2si(...)    str2i(int, __VA_ARGS__)
-#define str2sl(...)    str2i(long, __VA_ARGS__)
-#define str2sll(...)   str2i(long long, __VA_ARGS__)
-
-#define str2uh(...)    str2i(unsigned short, __VA_ARGS__)
-#define str2ui(...)    str2i(unsigned int, __VA_ARGS__)
-#define str2ul(...)    str2i(unsigned long, __VA_ARGS__)
-#define str2ull(...)   str2i(unsigned long long, __VA_ARGS__)
-
-
-#endif  // include guard
--- a/lib/atoi/strtoi/strtoi.c
+++ b/lib/atoi/strtoi/strtoi.c
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "atoi/strtoi/strtoi.h"

--- a/lib/atoi/strtoi/strtoi.h
+++ b/lib/atoi/strtoi/strtoi.h
@@ -6,7 +6,7 @@
 #define SHADOW_INCLUDE_LIB_ATOI_STRTOI_STRTOI_H_


-#include <config.h>
+#include "config.h"

 #include <errno.h>
 #include <inttypes.h>
--- a/lib/atoi/strtoi/strtou.c
+++ b/lib/atoi/strtoi/strtou.c
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "atoi/strtoi/strtou.h"

--- a/lib/atoi/strtoi/strtou.h
+++ b/lib/atoi/strtoi/strtou.h
@@ -6,7 +6,7 @@
 #define SHADOW_INCLUDE_LIB_ATOI_STRTOI_STRTOU_H_


-#include <config.h>
+#include "config.h"

 #include <errno.h>
 #include <inttypes.h>
--- a/lib/atoi/strtoi/strtou_noneg.c
+++ b/lib/atoi/strtoi/strtou_noneg.c
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: BSD-3-Clause


-#include <config.h>
+#include "config.h"

 #include "atoi/strtoi/strtou_noneg.h"

--- a/lib/atoi/strtoi/strtou_noneg.h
+++ b/lib/atoi/strtoi/strtou_noneg.h
@@ -6,7 +6,7 @@
 #define SHADOW_INCLUDE_LIB_ATOI_STRTOI_STRTOU_NONEG_H_


-#include <config.h>
+#include "config.h"

 #include <errno.h>
 #include <stddef.h>
--- a/lib/attr.h
+++ b/lib/attr.h
@@ -5,17 +5,38 @@
 #include "config.h"


-#if (__GNUC__ >= 10)
-# define MAYBE_UNUSED                [[gnu::unused]]
-# define NORETURN                    [[gnu::__noreturn__]]
-# define format_attr(type, fmt, va)  [[gnu::format(type, fmt, va)]]
-# define ATTR_ACCESS(...)            [[gnu::access(__VA_ARGS__)]]
-# define ATTR_ALLOC_SIZE(...)        [[gnu::alloc_size(__VA_ARGS__)]]
+#if !defined(__has_c_attribute)
+# define __has_c_attribute(x)  0
+#endif
+
+
+#if __has_c_attribute(maybe_unused)
+# define MAYBE_UNUSED                [[maybe_unused]]
 #else
 # define MAYBE_UNUSED
+#endif
+
+#if __has_c_attribute(noreturn)
+# define NORETURN                    [[noreturn]]
+#else
 # define NORETURN
+#endif
+
+#if __has_c_attribute(gnu::format)
+# define format_attr(type, fmt, va)  [[gnu::format(type, fmt, va)]]
+#else
 # define format_attr(type, fmt, va)
+#endif
+
+#if __has_c_attribute(gnu::access)
+# define ATTR_ACCESS(...)            [[gnu::access(__VA_ARGS__)]]
+#else
 # define ATTR_ACCESS(...)
+#endif
+
+#if __has_c_attribute(gnu::alloc_size)
+# define ATTR_ALLOC_SIZE(...)        [[gnu::alloc_size(__VA_ARGS__)]]
+#else
 # define ATTR_ALLOC_SIZE(...)
 #endif

@@ -25,11 +46,17 @@
 # define ATTR_MALLOC(deallocator)
 #endif

-#if (__GNUC__ >= 14)
+#if __has_c_attribute(gnu::null_terminated_string_arg)
 # define ATTR_STRING(i)              [[gnu::null_terminated_string_arg(i)]]
 #else
 # define ATTR_STRING(i)
 #endif

+#if __has_c_attribute(gnu::nonstring)
+# define ATTR_NONSTRING              [[gnu::nonstring]]
+#else
+# define ATTR_NONSTRING
+#endif
+

 #endif  // include guard
--- a/lib/audit_help.c
+++ b/lib/audit_help.c
@@ -11,7 +11,7 @@
 *
 */

-#include <config.h>
+#include "config.h"

 #ifdef WITH_AUDIT

@@ -56,13 +56,12 @@ void audit_help_open (void)
 *
 * type - type of message. A list of possible values is available in
 *        "audit-records.h" file.
- * pgname - program's name
 * op  -  operation. "adding user", "changing finger info", "deleting group"
 * name - user's account or group name. If not available use NULL.
 * id  -  uid or gid that the operation is being performed on. This is used
 *	  only when user is NULL.
 */
-void audit_logger (int type, MAYBE_UNUSED const char *pgname, const char *op,
+void audit_logger (int type, const char *op,
                   const char *name, unsigned int id,
                   shadow_audit_result result)
 {
@@ -105,10 +104,10 @@ audit_logger_with_group(int type, const char *op, const char *name,

 	len = strnlen(grp, sizeof(enc_group)/2);
 	if (audit_value_needs_encoding(grp, len)) {
-		SNPRINTF(buf, "%s %s=%s", op, grp_type,
+		stprintf_a(buf, "%s %s=%s", op, grp_type,
 			audit_encode_value(enc_group, grp, len));
 	} else {
-		SNPRINTF(buf, "%s %s=\"%s\"", op, grp_type, grp);
+		stprintf_a(buf, "%s %s=\"%s\"", op, grp_type, grp);
 	}

 	audit_log_acct_message(audit_fd, type, NULL, buf, name, id,
--- a/lib/basename.c
+++ b/lib/basename.c
@@ -11,7 +11,7 @@
 * --marekm
 */

-#include <config.h>
+#include "config.h"

 #include <stddef.h>
 #include <stdlib.h>
--- a/lib/bit.c
+++ b/lib/bit.c
@@ -5,7 +5,7 @@
 */


-#include <config.h>
+#include "config.h"

 #ident "$Id$"

--- a/lib/bit.h
+++ b/lib/bit.h
@@ -9,7 +9,7 @@
 #define SHADOW_INCLUDE_LIB_BIT_H_


-#include <config.h>
+#include "config.h"

 #include <limits.h>

--- a/lib/cast.h
+++ b/lib/cast.h
@@ -6,7 +6,7 @@
 #define SHADOW_INCLUDE_LIB_CAST_H_


-#include <config.h>
+#include "config.h"


 #define const_cast(T, p)  _Generic(p, const T:  (T) (p))
--- a/lib/chkhash.c
+++ b/lib/chkhash.c
@@ -0,0 +1,82 @@
+#include "config.h"
+
+#include "chkhash.h"
+
+#include <regex.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <string.h>
+
+#include "string/strcmp/streq.h"
+#include "string/strcmp/strprefix.h"
+
+
+/*
+ * match_regex - return true if match, false if not
+ */
+bool 
+match_regex(const char *pattern, const char *string) 
+{
+	regex_t regex;
+	int result;
+
+	if (regcomp(&regex, pattern, REG_EXTENDED) != 0)
+		return false;
+
+	result = regexec(&regex, string, 0, NULL, 0);
+	regfree(&regex);
+
+	return result == 0;
+}
+
+
+/*
+ * is_valid_hash - check if the given string is a valid password hash
+ *
+ * Returns true if the string appears to be a valid hash, false otherwise.
+ *
+ * regex from: https://man.archlinux.org/man/crypt.5.en
+ */
+bool 
+is_valid_hash(const char *hash) 
+{
+	hash = strprefix(hash, "!") ?: hash;
+
+	// Passwordless account; discouraged
+	if (streq(hash, ""))
+		return true;
+
+	if (streq(hash, "*"))
+		return true;
+
+	// Minimum hash length
+	if (strlen(hash) < 13)
+		return false;
+
+	// Yescrypt: $y$ + algorithm parameters + $ + salt + $ + 43-char (minimum) hash
+	if (match_regex("^\\$y\\$[./A-Za-z0-9]+\\$[./A-Za-z0-9]{1,86}\\$[./A-Za-z0-9]{43}$", hash))
+		return true;
+
+	// Bcrypt: $2[abxy]$ + 2-digit cost + $ + 53-char hash
+	if (match_regex("^\\$2[abxy]\\$[0-9]{2}\\$[./A-Za-z0-9]{53}$", hash))
+		return true;
+
+	// SHA-512: $6$ + salt + $ + 86-char hash
+	if (match_regex("^\\$6\\$(rounds=[1-9][0-9]{3,8}\\$)?[^$:\n]{1,16}\\$[./A-Za-z0-9]{86}$", hash))
+		return true;
+
+	// SHA-256: $5$ + salt + $ + 43-char hash
+	if (match_regex("^\\$5\\$(rounds=[1-9][0-9]{3,8}\\$)?[^$:\n]{1,16}\\$[./A-Za-z0-9]{43}$", hash))
+		return true;
+
+	// MD5: $1$ + salt + $ + 22-char hash
+	if (match_regex("^\\$1\\$[^$:\n]{1,8}\\$[./A-Za-z0-9]{22}$", hash))
+		return true;
+
+	// DES: exactly 13 characters from [A-Za-z0-9./]
+	if (match_regex("^[./A-Za-z0-9]{13}$", hash))
+		return true;
+
+	// Not a valid hash
+	return false;
+}
--- a/lib/chkhash.h
+++ b/lib/chkhash.h
@@ -0,0 +1,13 @@
+#ifndef SHADOW_INCLUDE_CHKHASH_H
+#define SHADOW_INCLUDE_CHKHASH_H
+
+
+#include "config.h"
+
+#include <stdbool.h>
+
+
+bool is_valid_hash(const char *hash);
+
+
+#endif
--- a/lib/chkname.c
+++ b/lib/chkname.c
@@ -13,12 +13,13 @@
 *   true  - OK
 *   false - bad name
 * errors:
- *   EINVAL	Invalid name characters or sequences
+ *   EINVAL	Invalid name
+ *   EILSEQ	Invalid name character sequence (acceptable with --badname)
 *   EOVERFLOW	Name longer than maximum size
 */


-#include <config.h>
+#include "config.h"

 #ident "$Id$"

@@ -27,12 +28,15 @@
 #include <limits.h>
 #include <stdbool.h>
 #include <stddef.h>
+#include <string.h>
 #include <unistd.h>

 #include "defines.h"
 #include "chkname.h"
+#include "string/ctype/strchrisascii/strchriscntrl.h"
 #include "string/ctype/strisascii/strisdigit.h"
 #include "string/strcmp/streq.h"
+#include "string/strcmp/strcaseeq.h"


 #ifndef  LOGIN_NAME_MAX
@@ -59,35 +63,37 @@ login_name_max_size(void)
 static bool
 is_valid_name(const char *name)
 {
+	if (streq(name, "")
+	 || streq(name, ".")
+	 || streq(name, "..")
+	 || strspn(name, "-")
+	 || strpbrk(name, " \"#',/:;")
+	 || strchriscntrl(name)
+	 || strisdigit(name))
+	{
+		errno = EINVAL;
+		return false;
+	}
+
 	if (allow_bad_names) {
 		return true;
 	}

 	/*
-         * User/group names must match BRE regex:
-         *    [a-zA-Z0-9_.][a-zA-Z0-9_.-]*$\?
-         *
-         * as a non-POSIX, extension, allow "$" as the last char for
-         * sake of Samba 3.x "add machine script"
-         *
-         * Also do not allow fully numeric names or just "." or "..".
-         */
+	 * User/group names must match BRE regex:
+	 *    [a-zA-Z0-9_.][a-zA-Z0-9_.-]*$\?
+	 *
+	 * as a non-POSIX, extension, allow "$" as the last char for
+	 * sake of Samba 3.x "add machine script"
+	 */

-	if (strisdigit(name)) {
-		errno = EINVAL;
-		return false;
-	}
-
-	if (streq(name, "") ||
-	    streq(name, ".") ||
-	    streq(name, "..") ||
-	    !((*name >= 'a' && *name <= 'z') ||
+	if (!((*name >= 'a' && *name <= 'z') ||
 	      (*name >= 'A' && *name <= 'Z') ||
 	      (*name >= '0' && *name <= '9') ||
 	      *name == '_' ||
 	      *name == '.'))
 	{
-		errno = EINVAL;
+		errno = EILSEQ;
 		return false;
 	}

@@ -101,7 +107,7 @@ is_valid_name(const char *name)
 		      streq(name, "$")
 		     ))
 		{
-			errno = EINVAL;
+			errno = EILSEQ;
 			return false;
 		}
 	}
--- a/lib/chkname.h
+++ b/lib/chkname.h
@@ -21,7 +21,7 @@
 */


-#include <config.h>
+#include "config.h"

 #include <stdbool.h>
 #include <stddef.h>
--- a/lib/chowndir.c
+++ b/lib/chowndir.c
@@ -7,7 +7,7 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #ident "$Id$"

--- a/lib/chowntty.c
+++ b/lib/chowntty.c
@@ -7,7 +7,7 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #ident "$Id$"

--- a/lib/cleanup.c
+++ b/lib/cleanup.c
@@ -4,7 +4,7 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #include <assert.h>
 #include <stdio.h>
--- a/lib/cleanup_group.c
+++ b/lib/cleanup_group.c
@@ -4,7 +4,7 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #include <assert.h>
 #include <stdio.h>
@@ -27,7 +27,7 @@ void cleanup_report_add_group (void *group_name)

 	SYSLOG ((LOG_ERR, "failed to add group %s", name));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_ADD_GROUP, log_get_progname(),
+	audit_logger (AUDIT_ADD_GROUP,
 	              "",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -45,7 +45,7 @@ void cleanup_report_del_group (void *group_name)

 	SYSLOG ((LOG_ERR, "failed to remove group %s", name));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_DEL_GROUP, log_get_progname(),
+	audit_logger (AUDIT_DEL_GROUP,
 	              "",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -62,7 +62,7 @@ void cleanup_report_mod_group (void *cleanup_info)
 	         gr_dbname (),
 	         info->action));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_GRP_MGMT, log_get_progname(),
+	audit_logger (AUDIT_GRP_MGMT,
 	              info->audit_msg,
 	              info->name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -80,7 +80,7 @@ void cleanup_report_mod_gshadow (void *cleanup_info)
 	         sgr_dbname (),
 	         info->action));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_GRP_MGMT, log_get_progname(),
+	audit_logger (AUDIT_GRP_MGMT,
 	              info->audit_msg,
 	              info->name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -100,7 +100,7 @@ void cleanup_report_add_group_group (void *group_name)

 	SYSLOG ((LOG_ERR, "failed to add group %s to %s", name, gr_dbname ()));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_ADD_GROUP, log_get_progname(),
+	audit_logger (AUDIT_ADD_GROUP,
 	              "adding-group",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -120,7 +120,7 @@ void cleanup_report_add_group_gshadow (void *group_name)

 	SYSLOG ((LOG_ERR, "failed to add group %s to %s", name, sgr_dbname ()));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_GRP_MGMT, log_get_progname(),
+	audit_logger (AUDIT_GRP_MGMT,
 	              "adding-shadow-group",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -143,7 +143,7 @@ void cleanup_report_del_group_group (void *group_name)
 	         "failed to remove group %s from %s",
 	         name, gr_dbname ()));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_DEL_GROUP, log_get_progname(),
+	audit_logger (AUDIT_DEL_GROUP,
 	              "removing-group",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -166,7 +166,7 @@ void cleanup_report_del_group_gshadow (void *group_name)
 	         "failed to remove group %s from %s",
 	         name, sgr_dbname ()));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_GRP_MGMT, log_get_progname(),
+	audit_logger (AUDIT_GRP_MGMT,
 	              "removing-shadow-group",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -179,9 +179,11 @@ void cleanup_report_del_group_gshadow (void *group_name)
 *
 * It should be registered after the group file is successfully locked.
 */
-void cleanup_unlock_group (MAYBE_UNUSED void *arg)
+void cleanup_unlock_group (void *process_selinux)
 {
-	if (gr_unlock () == 0) {
+	bool process = *((bool *) process_selinux);
+
+	if (gr_unlock (process) == 0) {
 		fprintf (log_get_logfd(),
 		         _("%s: failed to unlock %s\n"),
 		         log_get_progname(), gr_dbname ());
@@ -199,9 +201,11 @@ void cleanup_unlock_group (MAYBE_UNUSED void *arg)
 *
 * It should be registered after the gshadow file is successfully locked.
 */
-void cleanup_unlock_gshadow (MAYBE_UNUSED void *arg)
+void cleanup_unlock_gshadow (void *process_selinux)
 {
-	if (sgr_unlock () == 0) {
+	bool process = *((bool *) process_selinux);
+
+	if (sgr_unlock (process) == 0) {
 		fprintf (log_get_logfd(),
 		         _("%s: failed to unlock %s\n"),
 		         log_get_progname(), sgr_dbname ());
--- a/lib/cleanup_user.c
+++ b/lib/cleanup_user.c
@@ -4,12 +4,11 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #include <assert.h>
 #include <stdio.h>

-#include "attr.h"
 #include "defines.h"
 #include "pwio.h"
 #include "shadowio.h"
@@ -27,7 +26,7 @@ void cleanup_report_add_user (void *user_name)

 	SYSLOG ((LOG_ERR, "failed to add user %s", name));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_ADD_USER, log_get_progname(),
+	audit_logger (AUDIT_ADD_USER,
 	              "",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -44,7 +43,7 @@ void cleanup_report_mod_passwd (void *cleanup_info)
 	         pw_dbname (),
 	         info->action));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_USER_MGMT, log_get_progname(),
+	audit_logger (AUDIT_USER_MGMT,
 	              info->audit_msg,
 	              info->name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -64,7 +63,7 @@ void cleanup_report_add_user_passwd (void *user_name)

 	SYSLOG ((LOG_ERR, "failed to add user %s to %s", name, pw_dbname ()));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_ADD_USER, log_get_progname(),
+	audit_logger (AUDIT_ADD_USER,
 	              "adding-user",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -84,7 +83,7 @@ void cleanup_report_add_user_shadow (void *user_name)

 	SYSLOG ((LOG_ERR, "failed to add user %s to %s", name, spw_dbname ()));
 #ifdef WITH_AUDIT
-	audit_logger (AUDIT_USER_MGMT, log_get_progname(),
+	audit_logger (AUDIT_USER_MGMT,
 	              "adding-shadow-user",
 	              name, AUDIT_NO_ID,
 	              SHADOW_AUDIT_FAILURE);
@@ -96,9 +95,11 @@ void cleanup_report_add_user_shadow (void *user_name)
 *
 * It should be registered after the passwd database is successfully locked.
 */
-void cleanup_unlock_passwd (MAYBE_UNUSED void *arg)
+void cleanup_unlock_passwd (void *process_selinux)
 {
-	if (pw_unlock () == 0) {
+	bool process = *((bool *) process_selinux);
+
+	if (pw_unlock (process) == 0) {
 		fprintf (log_get_logfd(),
 		         _("%s: failed to unlock %s\n"),
 		         log_get_progname(), pw_dbname ());
@@ -115,9 +116,11 @@ void cleanup_unlock_passwd (MAYBE_UNUSED void *arg)
 *
 * It should be registered after the shadow database is successfully locked.
 */
-void cleanup_unlock_shadow (MAYBE_UNUSED void *arg)
+void cleanup_unlock_shadow (void *process_selinux)
 {
-	if (spw_unlock () == 0) {
+	bool process = *((bool *) process_selinux);
+
+	if (spw_unlock (process) == 0) {
 		fprintf (log_get_logfd(),
 		         _("%s: failed to unlock %s\n"),
 		         log_get_progname(), spw_dbname ());
--- a/lib/commonio.c
+++ b/lib/commonio.c
@@ -7,7 +7,7 @@
 * SPDX-License-Identifier: BSD-3-Clause
 */

-#include <config.h>
+#include "config.h"

 #ident "$Id$"

@@ -16,6 +16,7 @@
 #include <fcntl.h>
 #include <limits.h>
 #include <signal.h>
+#include <stddef.h>
 #include <stdio.h>
 #include <string.h>
 #include <sys/stat.h>
@@ -23,7 +24,6 @@
 #include <utime.h>

 #include "alloc/malloc.h"
-#include "alloc/reallocf.h"
 #include "atoi/getnum.h"
 #include "commonio.h"
 #include "defines.h"
@@ -39,6 +39,7 @@
 #include "string/sprintf/snprintf.h"
 #include "string/strcmp/streq.h"
 #include "string/strcmp/strprefix.h"
+#include "string/strerrno.h"
 #include "string/strtok/stpsep.h"


@@ -102,7 +103,7 @@ static int check_link_count (const char *file, bool log)
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: %s file stat error: %s\n",
-			                shadow_progname, file, strerror (errno));
+			                shadow_progname, file, strerrno());
 		}
 		return 0;
 	}
@@ -133,19 +134,19 @@ static int do_lock_file (const char *file, const char *lock, bool log)
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: %s: %s\n",
-			                shadow_progname, file, strerror (errno));
+			                shadow_progname, file, strerrno());
 		}
 		return 0;
 	}

 	pid = getpid ();
-	SNPRINTF(buf, "%lu", (unsigned long) pid);
+	stprintf_a(buf, "%lu", (unsigned long) pid);
 	len = (ssize_t) strlen (buf) + 1;
 	if (write_full(fd, buf, len) == -1) {
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: %s file write error: %s\n",
-			                shadow_progname, file, strerror (errno));
+			                shadow_progname, file, strerrno());
 		}
 		(void) close (fd);
 		unlink (file);
@@ -155,7 +156,7 @@ static int do_lock_file (const char *file, const char *lock, bool log)
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: %s file sync error: %s\n",
-			                shadow_progname, file, strerror (errno));
+			                shadow_progname, file, strerrno());
 		}
 		(void) close (fd);
 		unlink (file);
@@ -174,13 +175,13 @@ static int do_lock_file (const char *file, const char *lock, bool log)
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: %s: %s\n",
-			                shadow_progname, lock, strerror (errno));
+			                shadow_progname, lock, strerrno());
 		}
 		unlink (file);
 		errno = EINVAL;
 		return 0;
 	}
-	len = read (fd, buf, sizeof (buf) - 1);
+	len = read(fd, buf, sizeof(buf) - 1);
 	close (fd);
 	if (len <= 0) {
 		if (log) {
@@ -217,7 +218,7 @@ static int do_lock_file (const char *file, const char *lock, bool log)
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: cannot get lock %s: %s\n",
-			                shadow_progname, lock, strerror (errno));
+			                shadow_progname, lock, strerrno());
 		}
 		unlink (file);
 		return 0;
@@ -230,7 +231,7 @@ static int do_lock_file (const char *file, const char *lock, bool log)
 		if (log) {
 			(void) fprintf (shadow_logfd,
 			                "%s: cannot get lock %s: %s\n",
-			                shadow_progname, lock, strerror (errno));
+			                shadow_progname, lock, strerrno());
 		}
 	}

@@ -328,9 +329,8 @@ static void free_linked_list (struct commonio_db *db)

 		free (p->line);

-		if (NULL != p->eptr) {
-			db->ops->free (p->eptr);
-		}
+		if (NULL != p->eptr)
+			db->ops->cio_free(p->eptr);

 		free (p);
 	}
@@ -340,7 +340,7 @@ static void free_linked_list (struct commonio_db *db)

 int commonio_setname (struct commonio_db *db, const char *name)
 {
-	SNPRINTF(db->filename, "%s", name);
+	stprintf_a(db->filename, "%s", name);
 	db->setname = true;
 	return 1;
 }
@@ -467,13 +467,13 @@ static void dec_lock_count (void)
 }


-int commonio_unlock (struct commonio_db *db)
+int commonio_unlock (struct commonio_db *db, bool process_selinux)
 {
 	char  lock[1029];

 	if (db->isopen) {
 		db->readonly = true;
-		if (commonio_close (db) == 0) {
+		if (commonio_close (db, process_selinux) == 0) {
 			if (db->locked) {
 				dec_lock_count ();
 			}
@@ -486,7 +486,7 @@ int commonio_unlock (struct commonio_db *db)
 		 * then call ulckpwdf() (if used) on last unlock.
 		 */
 		db->locked = false;
-		SNPRINTF(lock, "%s.lock", db->filename);
+		stprintf_a(lock, "%s.lock", db->filename);
 		unlink (lock);
 		dec_lock_count ();
 		return 1;
@@ -548,7 +548,7 @@ static void add_one_entry_nis (struct commonio_db *db,
 	struct commonio_entry *p;

 	for (p = db->head; NULL != p; p = p->next) {
-		if (name_is_nis (p->eptr ? db->ops->getname (p->eptr)
+		if (name_is_nis (p->eptr ? db->ops->cio_getname(p->eptr)
 		                         : p->line)) {
 			/*@-mustfreeonly@*/
 			newp->next = p;
@@ -567,11 +567,9 @@ static void add_one_entry_nis (struct commonio_db *db,
 }
 #endif				/* KEEP_NIS_AT_END */

-/* Initial buffer size, as well as increment if not sufficient
-   (for reading very long lines in group files).  */
-#define BUFLEN 4096

-int commonio_open (struct commonio_db *db, int mode)
+int
+commonio_open(struct commonio_db *db, int mode)
 {
 	char *buf;
 	char *line;
@@ -633,31 +631,12 @@ int commonio_open (struct commonio_db *db, int mode)
 		return 0;
 	}

-	buflen = BUFLEN;
-	buf = MALLOC(buflen, char);
-	if (NULL == buf)
-		goto cleanup_errno;
-
-	while (db->ops->fgets (buf, buflen, db->fp) == buf) {
+	buf = NULL;
+	while (getline(&buf, &buflen, db->fp) != -1) {
 		struct commonio_entry  *p;

-		while (   (strrchr (buf, '\n') == NULL)
-		       && (feof (db->fp) == 0)) {
-			size_t len;
-
-			buflen += BUFLEN;
-			buf = REALLOCF(buf, buflen, char);
-			if (NULL == buf)
-				goto cleanup_errno;
-
-			len = strlen (buf);
-			if (db->ops->fgets (buf + len,
-			                    (int) (buflen - len),
-			                    db->fp) == NULL) {
-				goto cleanup_buf;
-			}
-		}
-		stpsep(buf, "\n");
+		if (stpsep(buf, "\n") == NULL)
+			goto cleanup_buf;

 		line = strdup (buf);
 		if (NULL == line) {
@@ -667,16 +646,16 @@ int commonio_open (struct commonio_db *db, int mode)
 		if (name_is_nis (line)) {
 			eptr = NULL;
 		} else {
-			eptr = db->ops->parse (line);
+			eptr = db->ops->cio_parse(line);
 			if (NULL != eptr) {
-				eptr = db->ops->dup (eptr);
+				eptr = db->ops->cio_dup(eptr);
 				if (NULL == eptr) {
 					goto cleanup_line;
 				}
 			}
 		}

-		p = MALLOC(1, struct commonio_entry);
+		p = malloc_T(1, struct commonio_entry);
 		if (NULL == p) {
 			goto cleanup_entry;
 		}
@@ -694,7 +673,7 @@ int commonio_open (struct commonio_db *db, int mode)
 		goto cleanup_errno;
 	}

-	if ((NULL != db->ops->open_hook) && (db->ops->open_hook () == 0)) {
+	if ((NULL != db->ops->cio_open_hook) && (db->ops->cio_open_hook() == 0)) {
 		goto cleanup_errno;
 	}

@@ -702,9 +681,8 @@ int commonio_open (struct commonio_db *db, int mode)
 	return 1;

      cleanup_entry:
-	if (NULL != eptr) {
-		db->ops->free (eptr);
-	}
+	if (NULL != eptr)
+		db->ops->cio_free(eptr);
      cleanup_line:
 	free (line);
      cleanup_buf:
@@ -719,6 +697,7 @@ int commonio_open (struct commonio_db *db, int mode)
 	return 0;
 }

+
 /*
 * Sort given db according to cmp function (usually compares uids)
 */
@@ -752,7 +731,7 @@ commonio_sort (struct commonio_db *db, int (*cmp) (const void *, const void *))
 		return 0;
 	}

-	entries = MALLOC(n, struct commonio_entry *);
+	entries = malloc_T(n, struct commonio_entry *);
 	if (entries == NULL) {
 		return -1;
 	}
@@ -771,7 +750,7 @@ commonio_sort (struct commonio_db *db, int (*cmp) (const void *, const void *))
 		entries[n] = ptr;
 		n++;
 	}
-	qsort (entries, n, sizeof (struct commonio_entry *), cmp);
+	qsort(entries, n, sizeof(struct commonio_entry *), cmp);

 	/* Take care of the head and tail separately */
 	db->head = entries[0];
@@ -820,14 +799,14 @@ int commonio_sort_wrt (struct commonio_db *shadow,
 		if (NULL == pw_ptr->eptr) {
 			continue;
 		}
-		name = passwd->ops->getname (pw_ptr->eptr);
+		name = passwd->ops->cio_getname(pw_ptr->eptr);
 		for (spw_ptr = shadow->head;
 		     NULL != spw_ptr;
 		     spw_ptr = spw_ptr->next) {
 			if (NULL == spw_ptr->eptr) {
 				continue;
 			}
-			if (streq(name, shadow->ops->getname(spw_ptr->eptr)))
+			if (streq(name, shadow->ops->cio_getname(spw_ptr->eptr)))
 				break;
 		}
 		if (NULL == spw_ptr) {
@@ -869,13 +848,13 @@ static int write_all (const struct commonio_db *db)
 		if (p->changed) {
 			eptr = p->eptr;
 			assert (NULL != eptr);
-			if (db->ops->put (eptr, db->fp) != 0) {
+			if (db->ops->cio_put(eptr, db->fp) != 0) {
 				return -1;
 			}
 		} else if (NULL != p->line) {
-			if (db->ops->fputs (p->line, db->fp) == EOF) {
+			if (fputs(p->line, db->fp) == EOF)
 				return -1;
-			}
+
 			if (putc ('\n', db->fp) == EOF) {
 				return -1;
 			}
@@ -885,7 +864,8 @@ static int write_all (const struct commonio_db *db)
 }


-int commonio_close (struct commonio_db *db)
+int
+commonio_close(struct commonio_db *db, MAYBE_UNUSED bool process_selinux)
 {
 	bool         errors = false;
 	char         buf[1024];
@@ -905,11 +885,11 @@ int commonio_close (struct commonio_db *db)
 		goto success;
 	}

-	if ((NULL != db->ops->close_hook) && (db->ops->close_hook () == 0)) {
+	if ((NULL != db->ops->cio_close_hook) && (db->ops->cio_close_hook() == 0)) {
 		goto fail;
 	}

-	memzero (&sb, sizeof sb);
+	memzero(&sb, sizeof(sb));
 	if (NULL != db->fp) {
 		if (fstat (fileno (db->fp), &sb) != 0) {
 			(void) fclose (db->fp);
@@ -920,14 +900,15 @@ int commonio_close (struct commonio_db *db)
 		/*
 		 * Create backup file.
 		 */
-		if (SNPRINTF(buf, "%s-", db->filename) == -1) {
+		if (stprintf_a(buf, "%s-", db->filename) == -1) {
 			(void) fclose (db->fp);
 			db->fp = NULL;
 			goto fail;
 		}

 #ifdef WITH_SELINUX
-		if (set_selinux_file_context (db->filename, S_IFREG) != 0) {
+		if (process_selinux
+		    && set_selinux_file_context (db->filename, S_IFREG) != 0) {
 			errors = true;
 		}
 #endif
@@ -942,7 +923,8 @@ int commonio_close (struct commonio_db *db)
 		db->fp = NULL;

 #ifdef WITH_SELINUX
-		if (reset_selinux_file_context () != 0) {
+		if (process_selinux
+		    && reset_selinux_file_context () != 0) {
 			errors = true;
 		}
 #endif
@@ -957,11 +939,12 @@ int commonio_close (struct commonio_db *db)
 		sb.st_gid = db->st_gid;
 	}

-	if (SNPRINTF(buf, "%s+", db->filename) == -1)
+	if (stprintf_a(buf, "%s+", db->filename) == -1)
 		goto fail;

 #ifdef WITH_SELINUX
-	if (set_selinux_file_context (db->filename, S_IFREG) != 0) {
+	if (process_selinux
+	    && set_selinux_file_context (db->filename, S_IFREG) != 0) {
 		errors = true;
 	}
 #endif
@@ -999,7 +982,8 @@ int commonio_close (struct commonio_db *db)
 	}

 #ifdef WITH_SELINUX
-	if (reset_selinux_file_context () != 0) {
+	if (process_selinux
+	    && reset_selinux_file_context () != 0) {
 		goto fail;
 	}
 #endif
@@ -1029,7 +1013,7 @@ static /*@dependent@*/ /*@null@*/struct commonio_entry *next_entry_by_name (
 	for (p = pos; NULL != p; p = p->next) {
 		ep = p->eptr;
 		if (   (NULL != ep)
-		    && streq(db->ops->getname(ep), name)) {
+		    && streq(db->ops->cio_getname(ep), name)) {
 			break;
 		}
 	}
@@ -1053,19 +1037,19 @@ int commonio_update (struct commonio_db *db, const void *eptr)
 		errno = EINVAL;
 		return 0;
 	}
-	nentry = db->ops->dup (eptr);
+	nentry = db->ops->cio_dup(eptr);
 	if (NULL == nentry) {
 		errno = ENOMEM;
 		return 0;
 	}
-	p = find_entry_by_name (db, db->ops->getname (eptr));
+	p = find_entry_by_name(db, db->ops->cio_getname(eptr));
 	if (NULL != p) {
-		if (next_entry_by_name (db, p->next, db->ops->getname (eptr)) != NULL) {
-			fprintf (shadow_logfd, _("Multiple entries named '%s' in %s. Please fix this with pwck or grpck.\n"), db->ops->getname (eptr), db->filename);
-			db->ops->free (nentry);
+		if (next_entry_by_name(db, p->next, db->ops->cio_getname(eptr)) != NULL) {
+			fprintf(shadow_logfd, _("Multiple entries named '%s' in %s. Please fix this with pwck or grpck.\n"), db->ops->cio_getname(eptr), db->filename);
+			db->ops->cio_free(nentry);
 			return 0;
 		}
-		db->ops->free (p->eptr);
+		db->ops->cio_free(p->eptr);
 		p->eptr = nentry;
 		p->changed = true;
 		db->cursor = p;
@@ -1074,9 +1058,9 @@ int commonio_update (struct commonio_db *db, const void *eptr)
 		return 1;
 	}
 	/* not found, new entry */
-	p = MALLOC(1, struct commonio_entry);
+	p = malloc_T(1, struct commonio_entry);
 	if (NULL == p) {
-		db->ops->free (nentry);
+		db->ops->cio_free(nentry);
 		errno = ENOMEM;
 		return 0;
 	}
@@ -1105,15 +1089,15 @@ int commonio_append (struct commonio_db *db, const void *eptr)
 		errno = EINVAL;
 		return 0;
 	}
-	nentry = db->ops->dup (eptr);
+	nentry = db->ops->cio_dup(eptr);
 	if (NULL == nentry) {
 		errno = ENOMEM;
 		return 0;
 	}
 	/* new entry */
-	p = MALLOC(1, struct commonio_entry);
+	p = malloc_T(1, struct commonio_entry);
 	if (NULL == p) {
-		db->ops->free (nentry);
+		db->ops->cio_free(nentry);
 		errno = ENOMEM;
 		return 0;
 	}
@@ -1174,9 +1158,8 @@ int commonio_remove (struct commonio_db *db, const char *name)

 	free (p->line);

-	if (NULL != p->eptr) {
-		db->ops->free (p->eptr);
-	}
+	if (NULL != p->eptr)
+		db->ops->cio_free(p->eptr);

 	free(p);

--- a/lib/commonio.h
+++ b/lib/commonio.h
@@ -35,39 +35,30 @@ struct commonio_ops {
 	 * Make a copy of the object (for example, struct passwd)
 	 * and all strings pointed by it, in malloced memory.
 	 */
-	/*@null@*/ /*@only@*/void *(*dup) (const void *);
+	/*@null@*/ /*@only@*/void *(*cio_dup)(const void *);

 	/*
 	 * free() the object including any strings pointed by it.
 	 */
-	void (*free)(/*@only@*/void *);
+	void (*cio_free)(/*@only@*/void *);

 	/*
 	 * Return the name of the object (for example, pw_name
 	 * for struct passwd).
 	 */
-	const char *(*getname) (const void *);
+	const char *(*cio_getname)(const void *);

 	/*
 	 * Parse a string, return object (in static area -
 	 * should be copied using the dup operation above).
 	 */
-	void *(*parse) (const char *);
+	void *(*cio_parse)(const char *);

 	/*
 	 * Write the object to the file (this calls putpwent()
 	 * for struct passwd, for example).
 	 */
-	int (*put) (const void *, FILE *);
-
-	/*
-	 * fgets and fputs (can be replaced by versions that
-	 * understand line continuation conventions).
-	 */
-	ATTR_ACCESS(write_only, 1, 2)
-	/*@null@*/char *(*fgets)(/*@returned@*/char *restrict s, int n,
-	                         FILE *restrict stream);
-	int (*fputs) (const char *, FILE *);
+	int (*cio_put)(const void *, FILE *);

 	/*
 	 * open_hook and close_hook.
@@ -75,8 +66,8 @@ struct commonio_ops {
 	 * is open or before it is closed.
 	 * They return 0 on failure and 1 on success.
 	 */
-	/*@null@*/int (*open_hook) (void);
-	/*@null@*/int (*close_hook) (void);
+	/*@null@*/int (*cio_open_hook)(void);
+	/*@null@*/int (*cio_close_hook)(void);
 };

 /*
@@ -103,7 +94,7 @@ struct commonio_db {
 #endif
 	/*
 	 * Default permissions and owner for newly created data file.
-         */
+	 */
 	mode_t st_mode;
 	uid_t st_uid;
 	gid_t st_gid;
@@ -138,8 +129,8 @@ extern int commonio_append (struct commonio_db *, const void *);
 extern int commonio_remove (struct commonio_db *, const char *);
 extern int commonio_rewind (struct commonio_db *);
 extern /*@observer@*/ /*@null@*/const void *commonio_next (struct commonio_db *);
-extern int commonio_close (struct commonio_db *);
-extern int commonio_unlock (struct commonio_db *);
+extern int commonio_close (struct commonio_db *, bool);
+extern int commonio_unlock (struct commonio_db *, bool);
 extern void commonio_del_entry (struct commonio_db *,
                                const struct commonio_entry *);
 extern int commonio_sort_wrt (struct commonio_db *shadow,
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Chris Hofstaedtler	99f2b8832e	Update changelog for 1:4.19.3-1 release	2026-02-23 09:54:43 +01:00
Chris Hofstaedtler	d45e8698eb	Apply debputy X-Style: black Gbp-Dch: ignore	2026-02-23 09:54:19 +01:00
Chris Hofstaedtler	3b411851d7	d/watch: enable pgpmode=auto	2026-02-23 09:52:59 +01:00
Chris Hofstaedtler	e727706f56	Update Upstream signing keys	2026-02-23 09:52:06 +01:00
Chris Hofstaedtler	b6d47f0fa9	Update upstream source from tag 'upstream/4.19.3' Update to upstream version '4.19.3' with Debian dir `206988246b`	2026-02-02 07:33:05 +01:00
Chris Hofstaedtler	1f240237fc	New upstream version 4.19.3	2026-02-02 07:32:15 +01:00
Chris Hofstaedtler	52b5237c07	Remove upstream signing key invalidated by Crypto Policy (SHA1)	2026-02-02 07:32:04 +01:00
Chris Hofstaedtler	50d190f349	Update changelog for 1:4.19.2-1 release	2026-01-25 14:18:58 +01:00
Chris Hofstaedtler	63645e1b11	Refresh patches, drop upstream-applied chkhask patches	2026-01-25 14:18:28 +01:00
Chris Hofstaedtler	0f9a3e27ea	Update upstream source from tag 'upstream/4.19.2' Update to upstream version '4.19.2' with Debian dir `3988b62c47`	2026-01-25 14:17:34 +01:00
Chris Hofstaedtler	c5f795a54a	New upstream version 4.19.2	2026-01-25 14:17:08 +01:00
Chris Hofstaedtler	a6011e69ac	Update changelog for 1:4.19.0-4 release	2026-01-08 00:08:53 +01:00
Chris Hofstaedtler	5725327f6f	Import upstream patches to fix hash check Closes: #1124835	2026-01-08 00:08:53 +01:00
Chris Hofstaedtler	d283cd7b5c	Update changelog for 1:4.19.0-3 release	2026-01-07 11:11:27 +01:00
Chris Hofstaedtler	d44d58db86	chpasswd: Disable broken hash check, bug #1124835	2026-01-07 11:08:05 +01:00
Chris Hofstaedtler	b1610643c5	Update changelog for 1:4.19.0-2 release	2026-01-06 02:38:53 +01:00
Chris Hofstaedtler	841a73e2a9	Disable logind integration on !linux	2026-01-06 02:38:22 +01:00
Chris Hofstaedtler	73a47b23ea	Update changelog for 1:4.19.0-1 release	2026-01-06 01:16:39 +01:00
Chris Hofstaedtler	6259211512	login.defs: Remove commented out USERDEL_CMD	2026-01-06 01:16:36 +01:00
Chris Hofstaedtler	87d7b11fc8	Add new build-dependency on libsystemd-dev [linux-any]	2026-01-06 01:02:22 +01:00
Chris Hofstaedtler	91f685dc95	Drop upstream-applied patches	2026-01-06 00:55:06 +01:00
Chris Hofstaedtler	ee8744ab89	Refresh patches	2026-01-06 00:54:44 +01:00
Chris Hofstaedtler	feed892a2c	Update upstream source from tag 'upstream/4.19.0' Update to upstream version '4.19.0' with Debian dir `b586fb3a4a`	2026-01-06 00:37:59 +01:00
Chris Hofstaedtler	428fe43d86	New upstream version 4.19.0	2026-01-06 00:37:15 +01:00