X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fsched_h.m4;h=9cff891950df8b122c211fda0b01c853716ac542;hb=1bb384c44db25aef8f8b455cef22af32d8401abc;hp=30c4d98ba916e9566114f2fd9a79c83cfe81f9c7;hpb=4dd30a3ea2e00bbad5091af335962c4ebe4bfcfa;p=gnulib.git

diff --git a/m4/sched_h.m4 b/m4/sched_h.m4
index 30c4d98ba..9cff89195 100644
--- a/m4/sched_h.m4
+++ b/m4/sched_h.m4
@@ -1,5 +1,5 @@
-# sched_h.m4 serial 2
-dnl Copyright (C) 2008 Free Software Foundation, Inc.
+# sched_h.m4 serial 4
+dnl Copyright (C) 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,
 dnl with or without modifications, as long as this notice is preserved.
@@ -19,7 +19,6 @@ AC_DEFUN([gl_SCHED_H],
 
      gl_CHECK_NEXT_HEADERS([sched.h])
 
-     AC_CHECK_HEADERS_ONCE([sched.h])
      if test $ac_cv_header_sched_h = yes; then
        HAVE_SCHED_H=1
      else
@@ -33,4 +32,5 @@ AC_DEFUN([gl_SCHED_H],
      AC_SUBST([HAVE_STRUCT_SCHED_PARAM])
     ])
   AC_SUBST([SCHED_H])
+  AM_CONDITIONAL([GL_GENERATE_SCHED_H], [test -n "$SCHED_H"])
 ])