@deftypefun {int} {gnutls_psk_allocate_client_credentials} (gnutls_psk_client_credentials_t * @var{sc}) @var{sc}: is a pointer to a @code{gnutls_psk_server_credentials_t} type. Allocate a gnutls_psk_client_credentials_t structure. @strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise an error code is returned. @end deftypefun