{ C(reminder_interval), &type_integer, validate_positive },
{ C(remote_userman), &type_boolean, validate_any },
{ C2(restrict, restrictions), &type_restrict, validate_any },
+ { C(rtp_delay_threshold), &type_integer, validate_positive },
{ C(sample_format), &type_sample_format, validate_sample_format },
{ C(scratch), &type_string_accum, validate_isreg },
{ C(sendmail), &type_string, validate_isabspath },