MCAST_JOIN_GROUP  468 ext/sockets/multicast.c 			join ? MCAST_JOIN_GROUP : MCAST_LEAVE_GROUP, (char*)&greq,
MCAST_JOIN_GROUP   21 ext/sockets/multicast.h #if defined(MCAST_JOIN_GROUP) && !defined(__APPLE__)
MCAST_JOIN_GROUP   40 ext/sockets/multicast.h # define PHP_MCAST_JOIN_GROUP			MCAST_JOIN_GROUP