NAME
	message - sends a message with class to objects

SYNOPSIS
	varargs int message(string class, string message, mixed target,
				mixed exclude)


DESCRIPTION
	Sends a message of a given class to one or more targets excluding
	one or more objects. The 4th argument is optional.
	Receive_message(class, msg, exclude) will be called to all message
	receiving objects and has the responsibility of bringing the
	message in its proper form. The value returned will be the number
	of objects that actually received the message.

	Config.h must define MUDOS_MESSAGE for this function to exist.

SEE ALSO
	efun/communication/, funs/receive_message, funs/catch_tell