--- src/OpenFOAM/Make/options.orig	2008-06-17 17:58:49.000000000 +0200
+++ src/OpenFOAM/Make/options	2008-07-21 16:12:19.000000000 +0200
@@ -1,5 +1,4 @@
-EXE_INC = \
-    -I$(WM_THIRD_PARTY_DIR)/zlib-1.2.3
+EXE_INC =
 
 LIB_LIBS = \
     $(FOAM_LIBBIN)/libOSspecific.o \
