fixed bakefile so that in-tree headers take precedence over system-installed ones

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24119 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/samples/deprecated/proplist/Makefile.in

@@ -36,9 +36,10 @@ top_srcdir = @top_srcdir@
 
 DESTDIR = 
 LIBDIRNAME = $(top_builddir)lib
-PROPLIST_CXXFLAGS = $(CPPFLAGS) -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
+PROPLIST_CXXFLAGS = -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
 	-I$(top_srcdir)/include -I$(srcdir) $(__DLLFLAG_p) \
-	-I$(srcdir)/../../../../samples -I$(srcdir)/../../../include $(CXXFLAGS)
+	-I$(srcdir)/../../../../samples -I$(srcdir)/../../../include $(CPPFLAGS) \
+	$(CXXFLAGS)
 PROPLIST_OBJECTS =  \
 	$(__proplist_os2_lib_res) \
 	proplist_proplist.o \

contrib/samples/deprecated/resource/Makefile.in

@@ -36,9 +36,10 @@ top_srcdir = @top_srcdir@
 
 DESTDIR = 
 LIBDIRNAME = $(top_builddir)lib
-RESOURCE_CXXFLAGS = $(CPPFLAGS) -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
+RESOURCE_CXXFLAGS = -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
 	-I$(top_srcdir)/include -I$(srcdir) $(__DLLFLAG_p) \
-	-I$(srcdir)/../../../../samples -I$(srcdir)/../../../include $(CXXFLAGS)
+	-I$(srcdir)/../../../../samples -I$(srcdir)/../../../include $(CPPFLAGS) \
+	$(CXXFLAGS)
 RESOURCE_OBJECTS =  \
 	$(__resource_os2_lib_res) \
 	resource_resource.o \

contrib/samples/deprecated/treelay/Makefile.in

@@ -36,9 +36,10 @@ top_srcdir = @top_srcdir@
 
 DESTDIR = 
 LIBDIRNAME = $(top_builddir)lib
-TREELAY_CXXFLAGS = $(CPPFLAGS) -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
+TREELAY_CXXFLAGS = -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
 	-I$(top_srcdir)/include -I$(srcdir) $(__DLLFLAG_p) \
-	-I$(srcdir)/../../../../samples -I$(srcdir)/../../../include $(CXXFLAGS)
+	-I$(srcdir)/../../../../samples -I$(srcdir)/../../../include $(CPPFLAGS) \
+	$(CXXFLAGS)
 TREELAY_OBJECTS =  \
 	$(__treelay_os2_lib_res) \
 	treelay_treelay.o \