$OpenBSD: patch-src_buffer_c,v 1.1 2003/10/26 17:22:24 sturm Exp $
--- src/buffer.c.orig	2003-10-25 16:38:17.000000000 +0200
+++ src/buffer.c	2003-10-25 16:38:33.000000000 +0200
@@ -1540,7 +1540,7 @@ new_volume (enum access_mode access)
 		  child = xfork ();
 		  if (child == 0)
 		    {
-		      execlp (shell, "-sh", "-i", 0);
+		      execlp (shell, "-sh", "-i", (void *)NULL);
 		      exec_fatal (shell);
 		    }
 		  else
