#include <sys/types.h> #include <sys/param.h> #include <sys/socket.h> #include <netinet/in.h> #include "socket.h" #include "haveip6.h" int socket_mcloop6(int s,char loop) { #ifdef LIBC_HAS_IP6 if (noipv6) return setsockopt(s,IPPROTO_IP,IP_MULTICAST_LOOP,&loop,sizeof loop); else return setsockopt(s,IPPROTO_IPV6,IPV6_MULTICAST_LOOP,&loop,sizeof loop); #else return setsockopt(s,IPPROTO_IP,IP_MULTICAST_LOOP,&loop,sizeof loop); #endif }