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Date: Mon, 17 Oct 2011 22:24:32 +0200
From: Eli Zaretskii <eliz AT gnu DOT org>
Subject: Re: I need strtok_r() function
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> From: RayeR <glaux AT centrum DOT cz>
> Date: Mon, 17 Oct 2011 12:39:00 -0700 (PDT)
> 
> > Just use strtok.  There are no reentrancy issues with DJGPP, since
> > it's all single-threaded.
> 
> OK, but
> char *strtok(char *_s1, const char *_s2);
> has only 2 arguments. The 3rd argument is described:
> s3 is a value-return parameter used by strtok_r() to record its
> progress through s1.
> 
> I'm not sure if I could safely delete s3 in function call.

Yes, you can.  s3 is set by strtok_r and used only by it.  strtok
doesn't need this argument, because it keeps track of its progress
internally.

If you want less source level changes, you can define a macro,
something like (untested):

  #define strtok_r(s1,s2,s3)  strtok(s1,s2)