Fix warning.

diff --git a/crypto/bn/bn_div.c b/crypto/bn/bn_div.c
index a6a955808bcb14611396da748f4f15190ca4e7fb..2c5a4b13cfb1cdc506290ba1262f5e5a8efec6e9 100644 (file)
--- a/crypto/bn/bn_div.c
+++ b/crypto/bn/bn_div.c
@@ -157,6 +157,7 @@ int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
     * Same story here, but it's 128-bit by 64-bit division. Wow!
     *                                  <appro@fy.chalmers.se>
     */
+#  undef bn_div_words
 #  define bn_div_words(n0,n1,d0)               \
        ({  asm volatile (                      \
                "divq   %4"                     \