$NetBSD: patch-ab,v 1.2 2008/12/20 19:16:27 rillig Exp $

--- ./configure.orig	2008-11-14 13:49:21.000000000 +0100
+++ ./configure	2008-12-19 21:23:35.000000000 +0100
@@ -26682,7 +26682,7 @@
 
   else
 
-  for stp_ac_arg in -O6 -O3 -O2 -O1 -O ; do
+  for stp_ac_arg in -O2 -O1 -O ; do
     stp_ac_save_CFLAGS="${CFLAGS}"
 
   { echo "$as_me:$LINENO: checking if ${CC} supports ${stp_ac_arg}" >&5
