Source position: gnutls.pp line 1295
type Tgnutls_privkey_sign_hash_func = function(
key: Tgnutls_privkey_t;
algo: Tgnutls_sign_algorithm_t;
userdata: pointer;
flags: dword;
hash: Pgnutls_datum_t;
signature: Pgnutls_datum_t
):LongInt;