CMSG_SPACE        223 ext/socket/socket.c #ifndef CMSG_SPACE
CMSG_SPACE       2103 ext/socket/socket.c     arg.msg.msg_controllen = CMSG_SPACE(sizeof(int));
CMSG_SPACE       2126 ext/socket/socket.c     if (CMSG_SPACE(sizeof(int)) < arg.msg.msg_controllen) {
CMSG_SPACE       2129 ext/socket/socket.c 		 (int)arg.msg.msg_controllen, (int)CMSG_SPACE(sizeof(int)));