X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fbyteswap.m4;h=2d4de4659f0a0f670fcbe3ea555f02c89ffcc8d4;hb=befc0db81ed3cfe6e72915ab9d805adb1ebe7529;hp=ad13f228676331c3dfa3b1b2cf909245eed1d950;hpb=42d1eda5dcce2d68deab7a642e7f29bcd7144a0d;p=gnulib.git

diff --git a/m4/byteswap.m4 b/m4/byteswap.m4
index ad13f2286..2d4de4659 100644
--- a/m4/byteswap.m4
+++ b/m4/byteswap.m4
@@ -1,5 +1,5 @@
-# byteswap.m4 serial 3
-dnl Copyright (C) 2005, 2007, 2009 Free Software Foundation, Inc.
+# byteswap.m4 serial 4
+dnl Copyright (C) 2005, 2007, 2009-2011 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.
@@ -15,4 +15,5 @@ AC_DEFUN([gl_BYTESWAP],
     BYTESWAP_H='byteswap.h'
   ])
   AC_SUBST([BYTESWAP_H])
+  AM_CONDITIONAL([GL_GENERATE_BYTESWAP_H], [test -n "$BYTESWAP_H"])
 ])