diff --git a/ChangeLog b/ChangeLog
index 1b38d0e7..b104f80a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 1998-07-30  Martin Baulig  <martin@home-of-linux.org>
 
+	* sysdeps/common/gnuslib.c: Using `0xffffffff' instead of -1
+	as error code for inet_addr () since on 64bit systems,
+	`inet_addr (some_error) != (INET_ADDR) -1'.
+
 	* configure.in: Only defining guile stuff if
 	we really have guile.
 
diff --git a/sysdeps/common/gnuslib.c b/sysdeps/common/gnuslib.c
index 0a6d0e05..657b4123 100644
--- a/sysdeps/common/gnuslib.c
+++ b/sysdeps/common/gnuslib.c
@@ -45,14 +45,14 @@ static int connect_to_internet_server __P((const char *, u_short));
 /* On some systems, e.g. DGUX, inet_addr returns a 'struct in_addr'. */
 #ifdef HAVE_BROKEN_INET_ADDR
 #define IN_ADDR struct in_addr
-#define NUMERIC_ADDR_ERROR (numeric_addr.s_addr == -1)
+#define NUMERIC_ADDR_ERROR (numeric_addr.s_addr == 0xffffffff)
 #else
 #if (LONGBITS > 32)
 #define IN_ADDR unsigned int
 #else
 #define IN_ADDR unsigned long
 #endif
-#define NUMERIC_ADDR_ERROR (numeric_addr == (IN_ADDR) -1)
+#define NUMERIC_ADDR_ERROR (numeric_addr == (IN_ADDR) 0xffffffff)
 #endif
 
 #include <arpa/inet.h>
@@ -208,6 +208,8 @@ glibtop_internet_addr (host)
 	IN_ADDR numeric_addr;	/* host address */
 
 	numeric_addr = inet_addr (host);
+	fprintf (stderr, "TEST: %lx - %lx\n",
+		 (IN_ADDR) numeric_addr, (IN_ADDR) 0xffffffff);
 	if (!NUMERIC_ADDR_ERROR)
 		return numeric_addr;
 	else if ((hp = gethostbyname (host)) != NULL)