dup2: Remove call-in from fchdir.m4.

[pspp] / m4 / strings_h.m4

diff --git a/m4/strings_h.m4 b/m4/strings_h.m4
index 26aa1f782ac1a1c775ca44277cbbfe6f03185491..512cb9baf0eef8151b4df3d73f1cf3fd3ef0f2f1 100644 (file)
--- a/m4/strings_h.m4
+++ b/m4/strings_h.m4
@@ -1,7 +1,7 @@
-# Configure a replacement for <string.h>.
-# serial 2
+# Configure a replacement for <strings.h>.
+# serial 4
 
-# Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -21,19 +21,21 @@ AC_DEFUN([gl_HEADER_STRINGS_H_BODY],
   dnl Check for declarations of anything we want to poison if the
   dnl corresponding gnulib module is not in use.
   gl_WARN_ON_USE_PREPARE([[#include <strings.h>
-    ]], [strcasecmp strncasecmp])
+    ]], [ffs strcasecmp strncasecmp])
 ])
 
 AC_DEFUN([gl_STRINGS_MODULE_INDICATOR],
 [
   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
   AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
-  GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
+  gl_MODULE_INDICATOR_SET_VARIABLE([$1])
 ])
 
 AC_DEFUN([gl_HEADER_STRINGS_H_DEFAULTS],
 [
+  GNULIB_FFS=0;            AC_SUBST([GNULIB_FFS])
   dnl Assume proper GNU behavior unless another module says otherwise.
+  HAVE_FFS=1;              AC_SUBST([HAVE_FFS])
   HAVE_STRCASECMP=1;       AC_SUBST([HAVE_STRCASECMP])
   HAVE_DECL_STRNCASECMP=1; AC_SUBST([HAVE_DECL_STRNCASECMP])
 ])