From 1fa7dbe1e84f659f295652858b1a9d76cb4c074a Mon Sep 17 00:00:00 2001
From: Kevin Bowling <kevin.bowling@kev009.com>
Date: Wed, 22 Dec 2010 22:11:26 -0700
Subject: [PATCH] Add AC_USE_SYSTEM_EXTENSIONS to configure.in. Requires follow
 on patches for correctness and robustness.

---
 configure.in | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/configure.in b/configure.in
index 9678be81..7eaefb92 100644
--- a/configure.in
+++ b/configure.in
@@ -14,6 +14,14 @@ if test "$prefix" = "NONE"; then
    prefix="/usr/local"
 fi
 
+dnl Try and get a full POSIX environment on obscure systems
+ifdef([AC_USE_SYSTEM_EXTENSIONS], [
+AC_USE_SYSTEM_EXTENSIONS
+], [
+AC_AIX
+AC_MINIX
+])
+
 dnl Checks for programs.
 AC_PROG_CC
 AC_PROG_INSTALL
-- 
2.50.1