doc: use ASCII in .texi files where UTF-8 isn't needed

[gnulib.git] / m4 / unistd-safer.m4

diff --git a/m4/unistd-safer.m4 b/m4/unistd-safer.m4
index 6fbe4c6..96cb7df 100644 (file)
--- a/m4/unistd-safer.m4
+++ b/m4/unistd-safer.m4
@@ -1,13 +1,10 @@
-#serial 7
-dnl Copyright (C) 2002, 2005 Free Software Foundation, Inc.
+#serial 9
+dnl Copyright (C) 2002, 2005-2006, 2009-2014 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_UNISTD_SAFER],
 [
-  AC_LIBSOURCES([dup-safer.c, fd-safer.c, pipe-safer.c, unistd-safer.h, unistd--.h])
-  AC_LIBOBJ([dup-safer])
-  AC_LIBOBJ([fd-safer])
-  AC_LIBOBJ([pipe-safer])
+  AC_CHECK_FUNCS_ONCE([pipe])
 ])