PATCH: CHASE_LINKS fix

[Andrew Main <zefram@xxxxxxxxx>]

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zsh's pwd code is that dangerous combination: so appalling that you
feel compelled to rip it out and start from scratch, but so amazingly
clever that it can't just be reimplemented in a couple of afternoons.
A lot of programs such as sendmail stick around for much this reason.
Any volunteers?

 *** Src/utils.c	1998/03/22 19:43:01	1.88
 --- Src/utils.c	1998/04/25 17:54:46
 ***************
 *** 362,368 ****
       if (*s != '/')
   	return NULL;
       *xbuf = '\0';
 !     if (xsymlinks(s + 1, 1))
   	return ztrdup(s);
       if (!*xbuf)
   	return ztrdup("/");
 --- 362,368 ----
       if (*s != '/')
   	return NULL;
       *xbuf = '\0';
 !     if (!xsymlinks(s + 1, 1))
   	return ztrdup(s);
       if (!*xbuf)
   	return ztrdup("/");

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