php: remove host specific info from header file

https://sources.debian.org/data/main/p/php7.3/7.3.6-1/debian/patches/
        0036-php-5.4.9-fixheader.patch

Upstream-Status: Inappropriate [not author]
Signed-off-by: Joe Slater <joe.slater@windriver.com>

---
From: Debian PHP Maintainers <pkg-php-maint@lists.alioth.debian.org>
Date: Sat, 2 May 2015 10:26:56 +0200
Subject: php-5.4.9-fixheader

Make generated php_config.h constant across rebuilds.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 433d7e6..41893d7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1357,7 +1357,7 @@ PHP_BUILD_DATE=`date -u +%Y-%m-%d`
 fi
 AC_DEFINE_UNQUOTED(PHP_BUILD_DATE,"$PHP_BUILD_DATE",[PHP build date])
 
-PHP_UNAME=`uname -a | xargs`
+PHP_UNAME=`uname | xargs`
 AC_DEFINE_UNQUOTED(PHP_UNAME,"$PHP_UNAME",[uname -a output])
 PHP_OS=`uname | xargs`
 AC_DEFINE_UNQUOTED(PHP_OS,"$PHP_OS",[uname output])