PF_GS_SINCE - FreeBSD

Symbol: PF_GS_SINCE

lib/libpfctl/libpfctl.c

{ .type = PF_GS_SINCE, .off = _OUT(since), .cb = snl_attr_get_uint32 },

sys/netpfil/pf/pf_nl.c

nlattr_add_u32(nw, PF_GS_SINCE, since);