Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!caen!uflorida!kluge!serss0.fiu.edu From: acmfiu@serss0.fiu.edu (ACMFIU) Newsgroups: comp.sys.apple2 Subject: patching toolbox calls Message-ID: <2039@kluge.fiu.edu> Date: 18 Jan 91 18:32:12 GMT Sender: news@kluge.fiu.edu Organization: Florida International University, Miami Lines: 5 How would I patch out the text toolking _WriteChar and, when that call gets made, have it call my own routine (this is a general question and could apply to ALL toolbox calls, i just picked an easy one). albert chin