diff -u --recursive findutils-4.1-orig/find/fstype.c findutils-4.1-hacked/find/fstype.c
--- findutils-4.1-orig/find/fstype.c	Thu Nov  3 16:33:48 1994
+++ findutils-4.1-hacked/find/fstype.c	Thu Oct  5 23:12:34 2000
@@ -30,9 +30,12 @@
 extern int errno;
 #endif
 
+#ifndef strdup
 char *strdup ();
+#endif
+#ifndef strstr
 char *strstr ();
-
+#endif
 static char *filesystem_type_uncached P_((char *path, char *relpath, struct stat *statp));
 static int xatoi P_((char *cp));
 
diff -u --recursive findutils-4.1-orig/find/parser.c findutils-4.1-hacked/find/parser.c
--- findutils-4.1-orig/find/parser.c	Wed Nov  2 20:59:19 1994
+++ findutils-4.1-hacked/find/parser.c	Thu Oct  5 23:12:36 2000
@@ -52,7 +52,9 @@
 #define lstat stat
 #endif
 
+#ifndef strstr
 char *strstr ();
+#endif
 int lstat ();
 int stat ();
 #ifndef atol /* for Linux */
diff -u --recursive findutils-4.1-orig/find/pred.c findutils-4.1-hacked/find/pred.c
--- findutils-4.1-orig/find/pred.c	Wed Nov  2 20:59:23 1994
+++ findutils-4.1-hacked/find/pred.c	Thu Oct  5 23:21:09 2000
@@ -15,11 +15,14 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
+
 #include <config.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <stdio.h>
+#define _GNU_SOURCE
 #include <fnmatch.h>
+#undef _GNU_SOURCE
 #include <signal.h>
 #include <pwd.h>
 #include <grp.h>
diff -u --recursive findutils-4.1-orig/lib/nextelem.c findutils-4.1-hacked/lib/nextelem.c
--- findutils-4.1-orig/lib/nextelem.c	Tue Sep 27 13:02:45 1994
+++ findutils-4.1-hacked/lib/nextelem.c	Thu Oct  5 23:12:40 2000
@@ -32,7 +32,10 @@
 #endif
 #endif
 
+#ifndef strdup
 char *strdup ();
+#endif
+
 void free ();
 
 /* Return the next element of a colon-separated path.
diff -u --recursive findutils-4.1-orig/xargs/xargs.c findutils-4.1-hacked/xargs/xargs.c
--- findutils-4.1-orig/xargs/xargs.c	Fri Oct  7 17:21:39 1994
+++ findutils-4.1-hacked/xargs/xargs.c	Thu Oct  5 23:12:28 2000
@@ -60,8 +60,12 @@
 #define memcpy(dest, source, count) (bcopy((source), (dest), (count)))
 #endif
 
-char *strstr ();
+#ifndef strdup
 char *strdup ();
+#endif
+#ifndef strstr
+char *strstr ();
+#endif
 
 #ifndef _POSIX_SOURCE
 #include <sys/param.h>