pack_var           40 ext/socket/option.c     return pack_var(i);
pack_var           47 ext/socket/option.c     return pack_var(i);
pack_var          289 ext/socket/option.c     return rsock_sockopt_new(family, level, optname, pack_var(i));
pack_var          342 ext/socket/option.c     return rsock_sockopt_new(AF_UNSPEC, SOL_SOCKET, SO_LINGER, pack_var(l));