IPPROTO_IPV6     1397 ext/net/netlib.c #if defined(IPPROTO_IPV6)
IPPROTO_IPV6     1556 ext/net/netlib.c #if defined(IPPROTO_IPV6)
IPPROTO_IPV6     1558 ext/net/netlib.c   Scm_DefineConst(module, SCM_SYMBOL(SCM_OBJ(netlib_IPPROTO_IPV6__VAR)), SCM_OBJ(Scm_MakeInteger(IPPROTO_IPV6)));