X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fbyteswap.m4;h=7566903dc49ae211ce7e195c18485ada23c43355;hb=72c63c089365640c7f1acd97fb72ee26932ac2b3;hp=2afd6a2a4e184124838704bbcc0efa23083e7334;hpb=b2e2010c7c902235b5efb5bd3c6529f61b093aa4;p=gnulib.git

diff --git a/m4/byteswap.m4 b/m4/byteswap.m4
index 2afd6a2a4..7566903dc 100644
--- a/m4/byteswap.m4
+++ b/m4/byteswap.m4
@@ -1,5 +1,5 @@
-# byteswap.m4 serial 3
-dnl Copyright (C) 2005, 2007, 2009, 2010 Free Software Foundation, Inc.
+# byteswap.m4 serial 4
+dnl Copyright (C) 2005, 2007, 2009-2013 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"])
 ])