--- a/components/apache24/Makefile	Fri Jul 29 06:17:40 2016 -0700
+++ b/components/apache24/Makefile	Fri Jul 29 06:30:55 2016 -0700
@@ -59,8 +59,10 @@
 CONFIGURE_OPTIONS +=	--enable-layout=Solaris
 CONFIGURE_OPTIONS +=	--enable-mpms-shared=all
 CONFIGURE_OPTIONS +=	--enable-mods-shared=all
+ifeq ($(OS_VERSION), 5.12)
 # workaround for a known issue with 2.4.23 (should be probably removed with 2.4.24) 
 CONFIGURE_OPTIONS +=	--enable-proxy-fdpass
+endif
 CONFIGURE_OPTIONS +=	--enable-exception-hook
 CONFIGURE_OPTIONS +=	--enable-cgi
 CONFIGURE_OPTIONS +=	--enable-suexec