--- a/Makefile.global.in	Tue Apr 22 23:28:17 2014 +0200
+++ b/Makefile.global.in	Wed Apr 23 14:25:09 2014 +0200
@@ -19,7 +19,7 @@
 TAR		= @TAR@
 RANLIB		= @RANLIB@
 
-CFLAGS		= @CFLAGS@
+CFLAGS		= @CFLAGS@ -DETCDIR=@prefix@/etc -DVARDIR=@prefix@/var
 CXXFLAGS	= @CXXFLAGS@
 LIBS		= @LIBS@