$NetBSD: patch-configure,v 1.1 2018/02/08 16:50:22 jperkin Exp $

Don't specify -ansi.

--- configure.orig	2017-05-10 15:17:22.000000000 +0000
+++ configure
@@ -16283,7 +16283,7 @@ fi
 
 # Warnings are there for a reason
 if test "x$GCC" = "xyes"; then
-  CFLAGS="$CFLAGS -Wall -ansi"
+  CFLAGS="$CFLAGS -Wall"
   if test "x$enable_maintainer_mode" = "xyes"; then
     CFLAGS="$CFLAGS"
   fi
