HMAC_CTX_new
if ((hctx = HMAC_CTX_new()) == NULL) {
if ((hmac = HMAC_CTX_new()) == NULL)
HMAC_CTX *HMAC_CTX_new(void);
if ((hctx = HMAC_CTX_new()) == NULL)
if ((hctx = HMAC_CTX_new()) == NULL)
if ((hmac_ctx = HMAC_CTX_new()) == NULL)
if ((hmac_ctx = HMAC_CTX_new()) == NULL)
if ((hmac_ctx = HMAC_CTX_new()) == NULL)
if ((hmac_ctx = HMAC_CTX_new()) == NULL)
ctx = HMAC_CTX_new();
hctx = HMAC_CTX_new();
hctx = HMAC_CTX_new();