EVP_PKEY_sign
rv = EVP_PKEY_sign(ctx, out, poutlen, in, inlen);
if (EVP_PKEY_sign(pctx, sig, &siglen, md, mdlen) <= 0) {
if (EVP_PKEY_sign(ctx->pctx, sigret, siglen, md, mdlen) <= 0)
if (s < 0 || EVP_PKEY_sign(ctx->pctx, sigret, siglen,
if (EVP_PKEY_sign(pkctx, sigret, &sltmp, m, m_len) <= 0)
int EVP_PKEY_sign(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,