From a5df2b0848bd62fde66253f0dd825708b9dc0360 Mon Sep 17 00:00:00 2001
From: Michael Wallner <mike@php.net>
Date: Tue, 13 Dec 2016 10:10:09 +0100
Subject: [PATCH] configure: fix -Werror builds

---
 autoconf/pecl/libcurl.m4 | 1 +
 config9.m4               | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/autoconf/pecl/libcurl.m4 b/autoconf/pecl/libcurl.m4
index 22b24c6..73ea259 100644
--- a/autoconf/pecl/libcurl.m4
+++ b/autoconf/pecl/libcurl.m4
@@ -47,6 +47,7 @@ AC_DEFUN([PECL_HAVE_LIBCURL_SSLLIB], [
 	if test -z "$PECL_VAR([LIBCURL_SSLLIB])"; then
 		AC_CACHE_CHECK([for $1 providing SSL in libcurl], PECL_CACHE_VAR([HAVE_LIBCURL_$1]), [
 			AC_TRY_RUN([
+				#include <strings.h>
 				#include <curl/curl.h>
 				int main(int argc, char *argv[]) {
 					curl_version_info_data *data = curl_version_info(CURLVERSION_NOW);
diff --git a/config9.m4 b/config9.m4
index 1f8adab..dda5b01 100644
--- a/config9.m4
+++ b/config9.m4
@@ -82,6 +82,11 @@ if test "$PHP_HTTP" != "no"; then
 
 		PECL_CHECK_CONFIG(libicu, [$ICU_CONFIG], [--version], [--cppflags], [--ldflags-searchpath], [--ldflags-libsonly])
 		AC_CACHE_CHECK([for uidna_IDNToASCII], PECL_CACHE_VAR([HAVE_UIDNA_IDNToASCII]), [
+			if printf "%s" "$CFLAGS" | $EGREP -q "(^|\s)-Werror\b"; then
+				if ! printf "%s" "$CFLAGS" | $EGREP -q "(^|\s)-Wno-error=deprecated-declarations\b"; then
+					CFLAGS="$CFLAGS -Wno-error=deprecated-declarations"
+				fi
+			fi
 			AC_TRY_LINK([
 				#include <unicode/uidna.h>
 			], [
-- 
2.30.2