Tests for module 'printf-frexpl'.

[gnulib.git] / m4 / fchdir.m4

diff --git a/m4/fchdir.m4 b/m4/fchdir.m4
index caebfcb..58c933c 100644 (file)
--- a/m4/fchdir.m4
+++ b/m4/fchdir.m4
@@ -1,13 +1,15 @@
-# fchdir.m4 serial 1
-dnl Copyright (C) 2006 Free Software Foundation, Inc.
+# fchdir.m4 serial 3
+dnl Copyright (C) 2006-2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_FUNC_FCHDIR],
 [
+  AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
   AC_CHECK_FUNCS_ONCE([fchdir])
   if test $ac_cv_func_fchdir = no; then
+    REPLACE_FCHDIR=1
     AC_LIBOBJ([fchdir])
     gl_PREREQ_FCHDIR
     AC_DEFINE([FCHDIR_REPLACEMENT], 1,
@@ -15,14 +17,11 @@ AC_DEFUN([gl_FUNC_FCHDIR],
     gl_ABSOLUTE_HEADER([dirent.h])
     ABSOLUTE_DIRENT_H=\"$gl_cv_absolute_dirent_h\"
     DIRENT_H='dirent.h'
-    UNISTD_H2='unistd.h'
   else
     DIRENT_H=
-    UNISTD_H2=
   fi
   AC_SUBST([ABSOLUTE_DIRENT_H])
   AC_SUBST([DIRENT_H])
-  AC_SUBST([UNISTD_H2])
 ])
 
 # Prerequisites of lib/fchdir.c.