$NetBSD: patch-ag,v 1.3 2015/03/07 22:40:48 rodent Exp $

--- builtins/psize.c.orig	2008-08-14 19:56:53.000000000 +0000
+++ builtins/psize.c
@@ -41,10 +41,6 @@
 #include "../general.h"
 #include "../sig.h"
 
-#ifndef errno
-extern int errno;
-#endif
-
 int nw;
 
 sighandler