query_snooping - return the object than an object is snooping

object query_snooping( object ob );

If `ob' (an interactive object) is snooping another interactive object, the
snooped object is returned.  Otherwise, 0 is returned.

See also:
 snoop,
 query_snoop

 Tim Hollebeek  Beek@ZorkMUD, Lima Bean, IdeaExchange, and elsewhere
