X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/a64bfdfa5a90731b804c057f2bcc74a8ba02937c..aabbbc45793415e1cf41b61abb1737e296d60409:/m4/getloadavg.m4

diff --git a/m4/getloadavg.m4 b/m4/getloadavg.m4
index b16f40de0a..d744804848 100644
--- a/m4/getloadavg.m4
+++ b/m4/getloadavg.m4
@@ -1,13 +1,13 @@
 # Check for getloadavg.
 
-# Copyright (C) 1992-1996, 1999-2000, 2002-2003, 2006, 2008-2011 Free Software
+# Copyright (C) 1992-1996, 1999-2000, 2002-2003, 2006, 2008-2014 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.
 
-#serial 5
+#serial 6
 
 # Autoconf defines AC_FUNC_GETLOADAVG, but that is obsolescent.
 # New applications should use gl_GETLOADAVG instead.
@@ -22,7 +22,7 @@ AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
 
 gl_save_LIBS=$LIBS
 
-# getloadvg is present in libc on glibc >= 2.2, MacOS X, FreeBSD >= 2.0,
+# getloadvg is present in libc on glibc >= 2.2, Mac OS X, FreeBSD >= 2.0,
 # NetBSD >= 0.9, OpenBSD >= 2.0, Solaris >= 7.
 HAVE_GETLOADAVG=1
 AC_CHECK_FUNC([getloadavg], [],
@@ -100,11 +100,13 @@ AC_CHECK_DECL([getloadavg], [], [HAVE_DECL_GETLOADAVG=0],
 
 # gl_PREREQ_GETLOADAVG
 # --------------------
-# Set up the AC_LIBOBJ replacement of `getloadavg'.
+# Set up the AC_LIBOBJ replacement of 'getloadavg'.
 AC_DEFUN([gl_PREREQ_GETLOADAVG],
 [
 # Figure out what our getloadavg.c needs.
 
+AC_CHECK_HEADERS_ONCE([sys/param.h])
+
 # On HPUX9, an unprivileged user can get load averages this way.
 if test $gl_func_getloadavg_done = no; then
   AC_CHECK_FUNCS([pstat_getdynamic], [gl_func_getloadavg_done=yes])