Path: utzoo!utgpu!news-server.csri.toronto.edu!torsqnt!hybrid!robohack!druid!darcy
From: darcy@druid.uucp (D'Arcy J.M. Cain)
Newsgroups: comp.lang.c
Subject: Re: undefining a typedef
Message-ID: <1990Aug12.130323.3503@druid.uucp>
Date: 12 Aug 90 13:03:23 GMT
References: <1820006@hpsad.HP.COM>
Organization: D'Arcy Cain Consulting, West Hill, Ontario
Lines: 21

In article <1820006@hpsad.HP.COM> jose@hpsad.HP.COM (Jose Gomez-Rubio (SEED Student)) writes:
>How does one undefine a typedef construction in a header file?
>
>The problem is that a specific typedef construction is declared
>unconditionally in 3 separate header files in a source file that includes
>those 3 specific header files.
>

Bracket the typedef in each file as follows

#ifndef __FOO__
#define __FOO__
typedef int foo;
#endif


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