memcpy(&ctx,in_ctx,sizeof(EVP_MD_CTX));
EVP_MD_CTX_copy(&ctx,in_ctx);
int tls1_cert_verify_mac(s,in_ctx,out)SSL *s;EVP_MD_CTX *in_ctx;unsigned char *out;	{	unsigned int ret;	EVP_MD_CTX ctx;	memcpy(&ctx,in_ctx,sizeof(EVP_MD_CTX));	EVP_DigestFinal(&ctx,out,&ret);	return((int)ret);	}