--- src/emacs.c.orig	Wed May 24 15:58:54 2000
+++ src/emacs.c	Fri Oct 19 09:42:22 2001
@@ -602,7 +602,9 @@
   char stack_bottom_variable;
   int skip_args = 0;
   extern int errno;
+#ifndef __FreeBSD__
   extern int sys_nerr;
+#endif
 #ifdef HAVE_SETRLIMIT
   struct rlimit rlim;
 #endif