$OpenBSD: patch-src_vim_h,v 1.1 2007/10/26 21:42:18 ajacoutot Exp $
--- src/vim.h.orig	Mon Jul  3 03:26:28 1995
+++ src/vim.h	Fri Oct 26 23:36:45 2007
@@ -92,7 +92,7 @@
 # include <stdlib.h>
 #endif
 
-#if defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
 # include <unistd.h>
 # include <sys/signal.h>
 #endif
@@ -153,7 +153,7 @@
 #endif
 
 #ifdef UNIX
-# if !defined(DOMAIN) && !defined(MACH) && !defined(PureBSD43) && !defined(__FreeBSD__) && !defined(__NetBSD__)
+# if !defined(DOMAIN) && !defined(MACH) && !defined(PureBSD43) && !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__)
 #  ifndef _POSIX_SOURCE
 #   define _POSIX_SOURCE
 #  endif
@@ -191,7 +191,7 @@
 # endif
 #endif
 
-#if defined(UNICOS) || defined(__FreeBSD__) || defined(__NetBSD__)		/* would make sense for other systems too */
+#if defined(UNICOS) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)		/* would make sense for other systems too */
 # include <errno.h>
 #endif