--- xsis/xutil.c.orig	Sat Jul 16 07:56:03 1994
+++ xsis/xutil.c	Thu Aug  3 22:34:03 2000
@@ -49,7 +49,9 @@
     /*	Similar to perror but print errno value also for debugging. */
 
     extern int sys_nerr;
+#if !defined(__FreeBSD__)
     extern char *sys_errlist[];
+#endif
 
     if (errno >= 0 && errno < sys_nerr) {
 	fprintf(stderr,"%s: %s (errno=%d)\n",s,sys_errlist[errno],errno);
