Make ssl code consistent with FIPS branch. The new code has no effect

at present because it asserts either noop flags or is inside
OPENSSL_FIPS #ifdef's.

crypto/hmac/hmac.h

@@ -100,6 +100,7 @@ unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
 		    const unsigned char *d, size_t n, unsigned char *md,
 		    unsigned int *md_len);
 
+void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags);
 
 #ifdef  __cplusplus
 }