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

[gnulib.git] / m4 / execute.m4

diff --git a/m4/execute.m4 b/m4/execute.m4
index d376dc2..72155ae 100644 (file)
--- a/m4/execute.m4
+++ b/m4/execute.m4
@@ -1,5 +1,5 @@
-# execute.m4 serial 2
-dnl Copyright (C) 2003, 2008 Free Software Foundation, Inc.
+# execute.m4 serial 5
+dnl Copyright (C) 2003, 2008-2014 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.
@@ -7,17 +7,5 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_EXECUTE],
 [
   dnl Prerequisites of lib/execute.c.
-  AC_REQUIRE([AC_C_INLINE])
   AC_REQUIRE([AC_TYPE_MODE_T])
-  AC_CHECK_HEADERS_ONCE(unistd.h)
-  AC_REQUIRE([AC_FUNC_FORK])
-  AC_CHECK_FUNC([posix_spawn],
-    [gl_POSIX_SPAWN_WORKS
-     case "$gl_cv_func_posix_spawn_works" in
-       *yes)
-         AC_DEFINE([HAVE_POSIX_SPAWN], 1,
-           [Define if you have the posix_spawn() function and it works.])
-         ;;
-     esac
-    ])
 ])