diff --git a/include/glibtop/error.h b/include/glibtop/error.h
index adb85828..915554c9 100644
--- a/include/glibtop/error.h
+++ b/include/glibtop/error.h
@@ -27,8 +27,16 @@
 __BEGIN_DECLS
 
 #define glibtop_error(p1, args...)	glibtop_error_r(glibtop_global_server , p1 , ## args)
+#define glibtop_warn(p1, args...)	glibtop_warn_r(glibtop_global_server , p1 , ## args)
+
+#define glibtop_error_io(p1, args...)	glibtop_error_io_r(glibtop_global_server , p1 , ## args)
+#define glibtop_warn_io(p1, args...)	glibtop_warn_io_r(glibtop_global_server , p1 , ## args)
 
 extern void glibtop_error_r __P((glibtop *, char *, ...));
+extern void glibtop_warn_r __P((glibtop *, char *, ...));
+
+extern void glibtop_error_io_r __P((glibtop *, char *, ...));
+extern void glibtop_warn_io_r __P((glibtop *, char *, ...));
 
 __END_DECLS
 
diff --git a/sysdeps/common/error.c b/sysdeps/common/error.c
index 2424d11c..55e9e265 100644
--- a/sysdeps/common/error.c
+++ b/sysdeps/common/error.c
@@ -37,3 +37,46 @@ glibtop_error_r (glibtop *server, char *format, ...)
 	va_end (ap);
 	exit (1);
 }
+
+void
+glibtop_error_io_r (glibtop *server, char *format, ...)
+{
+	va_list	ap;
+	
+	va_start (ap, format);
+	
+	fprintf (stderr, "%s: ", server->name);
+	vfprintf (stderr, format, ap);
+	fprintf (stderr, ": %s\n", strerror (errno));
+	
+	va_end (ap);
+	exit (1);
+}
+
+void
+glibtop_warn_r (glibtop *server, char *format, ...)
+{
+	va_list	ap;
+	
+	va_start (ap, format);
+	
+	fprintf (stderr, "%s: ", server->name);
+	vfprintf (stderr, format, ap);
+	fprintf (stderr, "\n");
+	
+	va_end (ap);
+}
+
+void
+glibtop_warn_io_r (glibtop *server, char *format, ...)
+{
+	va_list	ap;
+	
+	va_start (ap, format);
+	
+	fprintf (stderr, "%s: ", server->name);
+	vfprintf (stderr, format, ap);
+	fprintf (stderr, ": %s\n", strerror (errno));
+	
+	va_end (ap);
+}