PURPOSE: Clear a message queue to a specific network node. If one parameter is passed in it will clear the local queue to that destination. If two parameters are passed in it will clear a remote queue to that destination.
SYNTAX: [(fromNode:Integer,) toNode:Integer] call fNClearQ
RETURNS: nothing
EXAMPLES:
[3] call fNClearQ
[0,3] call fNClearQ
HISTORY: CoC bn880 14/11/2003, revised 07/05/2004
DEPENDENCIES: CoC_LIBNUMSYS, CoC_LIBNETWORK