From ec901d786f6de6e6f870279e2d955f491619c559 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 19 May 2009 22:34:43 +0200
Subject: byteswap: make use of glibc specific bytswap primitives

glibc knows three bswap_{16|32|64}() calls that internally make use of a
gcc extension to implement faster byteswapping. We should make use of it
if we can.
---
 configure.in | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index c2c6a8c9..036679ce 100644
--- a/configure.in
+++ b/configure.in
@@ -679,6 +679,8 @@ AC_CHECK_HEADERS(execinfo.h, [AC_CHECK_FUNCS(backtrace)])
 
 AC_CHECK_HEADERS(errno.h)
 
+AC_CHECK_HEADERS(byteswap.h)
+
 AC_CHECK_HEADERS(unistd.h)
 
 # checking for a posix version of getpwnam_r
-- 
cgit