mbiter, mbfile: cleanup old cruft

[Bruno Haible]

This patch completes the one from 2008-12-21
<http://lists.gnu.org/archive/html/bug-gnulib/2008-12/msg00217.html>.


2011-01-20  Bruno Haible  <address@hidden>

        mbfile, mbiter: Complete change from 2008-12-21.
        * m4/mbfile.m4 (gl_MBFILE): Don't require AC_FUNC_MBRTOWC.
        * m4/mbiter.m4 (gl_MBITER): Likewise.

--- m4/mbfile.m4.orig   Thu Jan 20 21:39:54 2011
+++ m4/mbfile.m4        Thu Jan 20 21:11:40 2011
@@ -1,4 +1,4 @@
-# mbfile.m4 serial 5
+# mbfile.m4 serial 6
 dnl Copyright (C) 2005, 2008-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -11,8 +11,5 @@
 [
   AC_REQUIRE([AC_C_INLINE])
   AC_REQUIRE([AC_TYPE_MBSTATE_T])
-  dnl The following line is that so the user can test HAVE_MBRTOWC before
-  dnl #include "mbfile.h". It can be removed in 2010.
-  AC_REQUIRE([AC_FUNC_MBRTOWC])
   :
 ])
--- m4/mbiter.m4.orig   Thu Jan 20 21:39:54 2011
+++ m4/mbiter.m4        Thu Jan 20 21:11:51 2011
@@ -1,4 +1,4 @@
-# mbiter.m4 serial 5
+# mbiter.m4 serial 6
 dnl Copyright (C) 2005, 2008-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -11,8 +11,5 @@
 [
   AC_REQUIRE([AC_C_INLINE])
   AC_REQUIRE([AC_TYPE_MBSTATE_T])
-  dnl The following line is that so the user can test HAVE_MBRTOWC before
-  dnl #include "mbiter.h" or "mbuiter.h". It can be removed in 2010.
-  AC_REQUIRE([AC_FUNC_MBRTOWC])
   :
 ])