@deftypefun {const char *} {gnutls_sign_get_name} (gnutls_sign_algorithm_t @var{algorithm})
@var{algorithm}: is a sign algorithm
Convert a @code{gnutls_sign_algorithm_t} value to a string.
@strong{Returns:} a string that contains the name of the specified sign
algorithm, or @code{NULL} .
@end deftypefun