Enable XML extensions

Author: thekid

src/main/php/xp/lambda/Dockerfile.runtime

@@ -13,6 +13,7 @@ RUN yum clean all && yum install -y \
   make \
   re2c \
   openssl-devel \
+  libxml2-devel \
   tar \
   zip \
   bison-3.0.4-2.el7.x86_64.rpm
@@ -22,16 +23,10 @@ RUN curl -L https://github.com/php/php-src/archive/php-${php_version}.tar.gz | t
 
 RUN cd php-src-php-${php_version} && ./buildconf --force && ./configure \
   --prefix=/opt/php/ \
-  --without-libxml \
   --without-sqlite3 \
   --with-openssl \
   --enable-bcmath \
-  --disable-pdo \
-  --disable-dom \
-  --disable-simplexml \
-  --disable-xml \
-  --disable-xmlreader \
-  --disable-xmlwriter && \
+  --disable-pdo && \
   make -j $(nproc) all install
 
 # Create XP Bootstrap