php : try to set ld_library_path

component/apache-php/buildout.cfg

@@ -24,6 +24,7 @@ environment =
   PKG_CONFIG_PATH=${libxml2:location}/lib/pkgconfig
   PATH=${libxml2:location}/bin:%(PATH)s
   LDFLAGS =-L${libtool:location}/lib -Wl,-rpath -Wl,${libtool:location}/lib -L${mariadb:location}/lib -Wl,-rpath -Wl,${mariadb:location}/lib -L${zlib:location}/lib -Wl,-rpath -Wl,${zlib:location}/lib -L${libmcrypt:location}/lib -Wl,-rpath -Wl,${libmcrypt:location}/lib
+  LD_LIBRARY_PATH=${libtool:location}/lib:${mariadb:location}/lib:${zlib:location}/lib:${libmcrypt:location}/lib
 
 [apache-php-xml-rpc-gd]
 # Note: Shall react on each build of apache and reinstall itself