$NetBSD: patch-ab,v 1.1 2005/11/10 22:25:13 joerg Exp $

--- sh.h.orig	2005-11-10 22:22:51.000000000 +0000
+++ sh.h
@@ -90,7 +90,6 @@ int strncasecmp ARGS((const char *s1, co
 #define SH_VA_START(va, argn) va_start(va, argn)
 
 #include <errno.h>
-extern int errno;
 
 #ifdef HAVE_FCNTL_H
 # include <fcntl.h>