1 files changed, 2 insertions, 2 deletions
diff --git a/lib/md4.c b/lib/md4.c
index 3d624e0..3012089 100644
--- a/lib/md4.c
+++ b/lib/md4.c
@@ -33,9 +33,9 @@
 # include "unlocked-io.h"
 #endif
 
+#include <byteswap.h>
 #ifdef WORDS_BIGENDIAN
-# define SWAP(n)                                                        \
-  (((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24))
+# define SWAP(n) bswap_32 (n)
 #else
 # define SWAP(n) (n)
 #endif