--- src/Ice-3.5.1/php/config/Make.rules.php	2013-10-04 17:48:15.000000000 +0200
+++ Make.rules.php	2015-02-02 00:34:02.201263541 +0100
@@ -12,20 +12,20 @@
 # if it does not exist.
 #
 
-prefix			?= /opt/Ice-$(VERSION)
+prefix			?= /usr
 
 #
 # The "root directory" for runpath embedded in executables. Can be unset
 # to avoid adding a runpath to Ice executables.
 #
-embedded_runpath_prefix  ?= /opt/Ice-$(VERSION_MAJOR).$(VERSION_MINOR)
+#embedded_runpath_prefix  ?= /opt/Ice-$(VERSION_MAJOR).$(VERSION_MINOR)
 
 #
 # Define OPTIMIZE as yes if you want to build with optimization.
 # Otherwise the Ice extension is built with debug information.
 #
 
-#OPTIMIZE		= yes
+OPTIMIZE		= yes
 
 #
 # Define LP64 as yes if you want to build in 64 bit mode on a platform
@@ -54,7 +54,7 @@
 # PHP_INCLUDE_DIR and PHP_LIB_DIR.
 #
 
-PHP_HOME		?= /opt/php
+PHP_HOME		?= /usr
 
 #
 # Verifies the PHP_HOME is valid and attempts to adjust for platform variances