XT_UDP_INV_SRCPT   50 include/uapi/linux/netfilter_ipv4/ip_tables.h #define IPT_UDP_INV_SRCPT	XT_UDP_INV_SRCPT
XT_UDP_INV_SRCPT   50 include/uapi/linux/netfilter_ipv6/ip6_tables.h #define IP6T_UDP_INV_SRCPT	XT_UDP_INV_SRCPT
XT_UDP_INV_SRCPT  150 net/netfilter/xt_tcpudp.c 			  !!(udpinfo->invflags & XT_UDP_INV_SRCPT))