From 7776ca930b0b72a95d453481d942c4069d088dc6 Mon Sep 17 00:00:00 2001
From: kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 12 May 2013 08:40:24 +0000
Subject: * configure.in: add getenv() declaration check. * dln_find.c: add
 HAVE_DECL_GETENV test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40657 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog    | 5 +++++
 configure.in | 2 ++
 dln_find.c   | 2 +-
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index e401c94bfd..026efa944b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed May  8 13:45:53 2013  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* configure.in: add getenv() declaration check.
+	* dln_find.c: add HAVE_DECL_GETENV test.
+
 Sun May 12 15:33:18 2013  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* configure.in: sorts AC_CHECK_FUNCS()s as alphabetical order.
diff --git a/configure.in b/configure.in
index 75f4ff85dd..3a00250748 100644
--- a/configure.in
+++ b/configure.in
@@ -1470,6 +1470,8 @@ dnl Check whether we need to define sys_nerr locally
 AC_CHECK_DECLS([sys_nerr], [], [], [$ac_includes_default
 @%:@include <errno.h>])
 
+AC_CHECK_DECLS([getenv])
+
 AS_CASE(["$target_cpu"],
 [alpha*|sh4|sh4el|sh4eb], [AS_CASE(["$target_os"::"$GCC"],
 		[*::yes],  # gcc
diff --git a/dln_find.c b/dln_find.c
index d9166fac39..0b6248bff4 100644
--- a/dln_find.c
+++ b/dln_find.c
@@ -67,7 +67,7 @@ char *dln_argv0;
 # include <unistd.h>
 #endif
 
-#ifndef _WIN32
+#if !defined(_WIN32) && !HAVE_DECL_GETENV
 char *getenv();
 #endif
 
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