$NetBSD: patch-build_unix_Makefile,v 1.1 2012/10/12 16:25:21 marino Exp $

GCC 4.7.2 breaks on the unrecognized -c89 switch.  Use -std= instead.

--- build/unix/Makefile.orig	2010-08-27 17:50:07.000000000 +0000
+++ build/unix/Makefile
@@ -24,7 +24,7 @@ PFORTHAPP    = pforth_standalone
 WIDTHOPT=
 
 FULL_WARNINGS =  \
-        -c89 \
+        -std=c89 \
         -fsigned-char \
         -fno-builtin \
         -fno-unroll-loops \