hardcoded paths instead of pkg-config. oh well

--- VirtualBox-4.2.12/src/VBox/Additions/linux/lightdm-greeter/Makefile.kmk~	2013-04-12 13:35:14.000000000 +0300
+++ VirtualBox-4.2.12/src/VBox/Additions/linux/lightdm-greeter/Makefile.kmk	2013-06-01 11:13:40.977671744 +0300
@@ -46,6 +46,8 @@
 vbox-greeter_SOURCES  = vbox-greeter.cpp
 ### todo: define some _INCS in Config.kmk and use 'pkg-config glib-2.0 --cflags' in configure to override 
 vbox-greeter_INCS     = \
+	/usr/lib64/glib-2.0/include \
+	/usr/lib/glib-2.0/include \
 	/usr/lib/i386-linux-gnu/glib-2.0/include \
 	/usr/lib/x86_64-linux-gnu/glib-2.0/include \
 	/usr/include/glib-2.0 \