Re: bug in use of AC_HEADER_DIRENT

[Paul Eggert]

Eric Blake <address@hidden> writes:

> 2006-03-14  Eric Blake  <address@hidden>
>
>       * dirfd.m4 (gl_FUNC_DIRFD): Use AC_REQUIRE for AC_HEADER_DIRENT.
>       * getcwd.m4 (gl_FUNC_GETCWD): Require gl_PREREQ_GETCWD outside
>       of shell conditionals.

I can see the need for the dirfd patch, but why is the getcwd patch needed?
The usual (though not universal) tradition is for gl_PREREQ_* stuff to
be inside shell conditionals.