Removed outdated build files.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38869 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/samples/gizmos/splittree/makefile.twn

@@ -1,43 +0,0 @@
-#
-# File:		makefile.unx
-# Author:	Julian Smart
-# Created:	1993
-# Updated:	
-# Copyright:	
-#
-# "%W% %G%"
-#
-# Makefile for minimal example (UNIX).
-
-WXDIR = ../..
-
-# All common UNIX compiler flags and options are now in
-# this central makefile.
-include $(WXDIR)/src/maketwin.env
-
-OBJECTS = $(OBJDIR)/minimal.$(OBJSUFF) $(OBJDIR)/minimal_resources.$(OBJSUFF)
-
-all:    $(OBJDIR) minimal$(GUISUFFIX)$(EXESUFF)
-
-wx:
-
-$(OBJDIR):
-	mkdir $(OBJDIR)
-
-minimal$(GUISUFFIX)$(EXESUFF):	$(OBJECTS) $(WXLIB)
-	$(CC) $(LDFLAGS) -o minimal$(GUISUFFIX)$(EXESUFF) $(OBJECTS) $(LDLIBS)
-
-$(OBJDIR)/minimal.$(OBJSUFF):	minimal.$(SRCSUFF)
-	$(CC) -c $(CPPFLAGS) -o $@ minimal.$(SRCSUFF)
-
-minimal_resources.c:  minimal.rc
-	$(RESCOMP) $(RCINPUTSWITCH) minimal.rc $(RCOUTPUTSWITCH) minimal_resources.c $(RESFLAGS)
-
-$(OBJDIR)/minimal_resources.$(OBJSUFF):	minimal_resources.c
-	$(CC) -c $(CPPFLAGS) -o $@ minimal_resources.c
-
-#$(OBJDIR)/minimal_resources.o:  minimal.rc
-#	$(RESCOMP) $(RCINPUTSWITCH) minimal.rc $(RCOUTPUTSWITCH) $(OBJDIR)/minimal_resources.o $(RESFLAGS)
-
-clean:
-	rm -f $(OBJECTS) minimal$(GUISUFFIX).exe core *.rsc *.res