--- php/config/Make.rules.orig	2008-05-17 01:24:03.000000000 +0800
+++ php/config/Make.rules	2008-08-02 08:20:17.000000000 +0800
@@ -12,7 +12,9 @@
 # if it does not exist.
 #
 
-prefix			?= /opt/Ice-$(VERSION)
+ICE_HOME		= %%PREFIX%%
+
+prefix			?= %%PREFIX%%/lib/php/$(PHP_EXT_DIR)
 
 #
 # The "root directory" for runpath embedded in executables. Can be unset
@@ -25,7 +27,7 @@
 # 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
@@ -48,7 +50,7 @@
 # PHP_INCLUDE_DIR and PHP_LIB_DIR.
 #
 
-PHP_HOME		?= /opt/php
+PHP_HOME		?= %%PREFIX%%
 
 #
 # Verifies the PHP_HOME is valid and attempts to adjust for platform variances
@@ -94,7 +96,7 @@
 endif
 
 libdir			= $(top_srcdir)/lib
-install_libdir		= $(prefix)/$(libsubdir)
+install_libdir		= $(prefix)
 
 #
 # Platform specific definitions