ip6_ctlun          81 netinet/ip6.h  	} ip6_ctlun;
ip6_ctlun          86 netinet/ip6.h  #define ip6_vfc		ip6_ctlun.ip6_un2_vfc
ip6_ctlun          87 netinet/ip6.h  #define ip6_flow	ip6_ctlun.ip6_un1.ip6_un1_flow
ip6_ctlun          88 netinet/ip6.h  #define ip6_plen	ip6_ctlun.ip6_un1.ip6_un1_plen
ip6_ctlun          89 netinet/ip6.h  #define ip6_nxt		ip6_ctlun.ip6_un1.ip6_un1_nxt
ip6_ctlun          90 netinet/ip6.h  #define ip6_hlim	ip6_ctlun.ip6_un1.ip6_un1_hlim
ip6_ctlun          91 netinet/ip6.h  #define ip6_hops	ip6_ctlun.ip6_un1.ip6_un1_hlim