$OpenBSD: patch-external_libcdr_ExternalProject_libcdr_mk,v 1.1 2017/07/31 21:45:37 robert Exp $

Index: external/libcdr/ExternalProject_libcdr.mk
--- external/libcdr/ExternalProject_libcdr.mk.orig
+++ external/libcdr/ExternalProject_libcdr.mk
@@ -36,7 +36,7 @@ $(call gb_ExternalProject_get_state_target,libcdr,buil
 			--disable-werror \
 			--disable-weffc \
 			$(if $(verbose),--disable-silent-rules,--enable-silent-rules) \
-			CXXFLAGS="$(CXXFLAGS) $(if $(SYSTEM_BOOST),$(BOOST_CPPFLAGS),-I$(call gb_UnpackedTarball_get_dir,boost)) \
+			CPPFLAGS="$(CPPFLAGS) $(if $(SYSTEM_BOOST),$(BOOST_CPPFLAGS),-I$(call gb_UnpackedTarball_get_dir,boost)) \
 				-DBOOST_ERROR_CODE_HEADER_ONLY -DBOOST_SYSTEM_NO_DEPRECATED" \
 			$(if $(CROSS_COMPILING),--build=$(BUILD_PLATFORM) --host=$(HOST_PLATFORM)) \
 		&& $(MAKE) \
