msgaddr            67 sys/include/thread.h 	void		*msgaddr;	/* kernel address of IPC message */
msgaddr           119 sys/ipc/msg.c  	curthread->msgaddr = kmsg;
msgaddr           264 sys/ipc/msg.c  		if (copyout(t->msgaddr, msg, len)) {
msgaddr           317 sys/ipc/msg.c  		if (copyin(msg, t->msgaddr, len)) {