php: Fix /bin/sed path in phpize (fixes #937)

packages/php/build.sh

@@ -1,6 +1,7 @@
 TERMUX_PKG_HOMEPAGE=https://php.net
 TERMUX_PKG_DESCRIPTION="Server-side, HTML-embedded scripting language"
 TERMUX_PKG_VERSION=7.1.4
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=http://www.php.net/distributions/php-${TERMUX_PKG_VERSION}.tar.xz
 TERMUX_PKG_SHA256=71514386adf3e963df087c2044a0b3747900b8b1fc8da3a99f0a0ae9180d300b
 # Build native php for phar to build (see pear-Makefile.frag.patch):
@@ -53,13 +54,15 @@ termux_step_pre_configure () {
 
 termux_step_post_configure () {
 	# Avoid src/ext/gd/gd.c trying to include <X11/xpm.h>:
-	perl -p -i -e 's/#define HAVE_GD_XPM 1//' $TERMUX_PKG_BUILDDIR/main/php_config.h
+	sed -i 's/#define HAVE_GD_XPM 1//' $TERMUX_PKG_BUILDDIR/main/php_config.h
 	# Avoid src/ext/standard/dns.c trying to use struct __res_state:
-	perl -p -i -e 's/#define HAVE_RES_NSEARCH 1//' $TERMUX_PKG_BUILDDIR/main/php_config.h
+	sed -i 's/#define HAVE_RES_NSEARCH 1//' $TERMUX_PKG_BUILDDIR/main/php_config.h
 }
 
 termux_step_post_make_install () {
 	mkdir -p $TERMUX_PREFIX/etc/php-fpm.d
 	cp sapi/fpm/php-fpm.conf $TERMUX_PREFIX/etc/
 	cp sapi/fpm/www.conf $TERMUX_PREFIX/etc/php-fpm.d/
+
+	sed -i 's/SED=.*/SED=sed/' $TERMUX_PREFIX/bin/phpize
 }