gnutls_est_record_overhead_size

var gnutls_est_record_overhead_size: function(

  version: Tgnutls_protocol_t;

  cipher: Tgnutls_cipher_algorithm_t;

  mac: Tgnutls_mac_algorithm_t;

  comp: Tgnutls_compression_method_t;

  flags: dword

):Tsize_t;