$NetBSD: patch-bk,v 1.2 2015/12/29 23:34:52 dholland Exp $

Avoid implicit int.

--- util.h.orig	2000-10-31 23:53:40.000000000 +0100
+++ util.h
@@ -17,5 +17,5 @@ extern FILE *pathopen();	/* file open wi
 extern FILE *mustopen();	/* file open with guaranteed success */
 
 extern int trcexec;		/* trace exec calls? */
-extern spawn();			/* fork and exec */
+extern int spawn();		/* fork and exec */
 extern void doexec();		/* exec in place */