--- ./Makefile.in.orig	2013-11-24 20:24:26.000000000 +0100
+++ ./Makefile.in	2014-05-23 00:34:32.000000000 +0200
@@ -38,7 +38,7 @@
 CRYPTOLIB=@CRYPTOLIB@
 OPENSSLINCLUDES=
 
-XCFLAGS=@TRE_CFLAGS@ @CARES_CFLAGS@ @CFLAGS@
+XCFLAGS=-I@TREINCDIR@ @TRE_CFLAGS@ @CFLAGS@
 #
 # use the following on MIPS:
 #CFLAGS= -systype bsd43 -DSYSTYPE_BSD43 -I$(INCLUDEDIR)