Fix build break; add function declaration

Reviewed-by: Richard Levitte <levitte@openssl.org>

diff --git a/test/bntest.c b/test/bntest.c
index 57ccc1eb353d1693b19e75480f3b47dc3d5cfae2..e58d94d1170e787ce94eb4b52a1759fef364c9f7 100644 (file)
--- a/test/bntest.c
+++ b/test/bntest.c
@@ -91,6 +91,7 @@
  * avoid possible clashes with libcrypto, we rename it first, using a macro.
  */
 #define bn_expand2 dummy_bn_expand2
+BIGNUM *bn_expand2(BIGNUM *b, int words);
 BIGNUM *bn_expand2(BIGNUM *b, int words) { return NULL; }
 
 #include "../crypto/bn/bn_lcl.h"