T_MG
{T_MG, "MG", "mail group member"},
{ "MG", T_MG },
timeout_add_msec(&sc->sc_mg_to, T_MG); /* detect minute gap */
timeout_add_msec(&sc->sc_mg_to, T_MG); /* detect minute gap */
| T_MG sp rdata_domain_name
| T_MG sp rdata_unknown { $$ = $1; parse_unknown_rdata($1, $3); }
%token <type> T_SRV T_CERT T_LOC T_MD T_MF T_MB T_MG T_MR T_NULL T_WKS T_HINFO
{ T_MG, "MG" }, /* RFC 1035 */