wcwidth: Drop replacement on AIX 7.

[gnulib.git] / m4 / fileblocks.m4

diff --git a/m4/fileblocks.m4 b/m4/fileblocks.m4
index 07e2b70..7b74ca1 100644 (file)
--- a/m4/fileblocks.m4
+++ b/m4/fileblocks.m4
@@ -1,15 +1,13 @@
-# fileblocks.m4 serial 1
-dnl Copyright (C) 2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License.  As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# fileblocks.m4 serial 5
+dnl Copyright (C) 2002, 2005-2006, 2009-2010 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_FILEBLOCKS],
 [
   AC_STRUCT_ST_BLOCKS
-  dnl Note: AC_STRUCT_ST_BLOCKS does AC_LIBOBJ(fileblocks).
+  dnl Note: AC_STRUCT_ST_BLOCKS does AC_LIBOBJ([fileblocks]).
   if test $ac_cv_member_struct_stat_st_blocks = no; then
     gl_PREREQ_FILEBLOCKS
   fi
@@ -17,5 +15,6 @@ AC_DEFUN([gl_FILEBLOCKS],
 
 # Prerequisites of lib/fileblocks.c.
 AC_DEFUN([gl_PREREQ_FILEBLOCKS], [
-  AC_CHECK_HEADERS_ONCE(sys/param.h unistd.h)
+  AC_CHECK_HEADERS_ONCE([sys/param.h])
+  :
 ])