$OpenBSD: patch-command_c,v 1.1 2009/10/11 13:36:23 edd Exp $
--- command.c.orig	Sun Jul 12 08:12:25 2009
+++ command.c	Sun Jul 12 08:12:46 2009
@@ -3131,7 +3131,7 @@ int run_command(MPContext * mpctx, mp_cmd_t * cmd)
 	case MP_CMD_RUN:
 #ifndef __MINGW32__
 	    if (!fork()) {
-		execl("/bin/sh", "sh", "-c", cmd->args[0].v.s, NULL);
+		execl("/bin/sh", "sh", "-c", cmd->args[0].v.s, (char *)NULL);
 		exit(0);
 	    }
 #endif
