QDOS Internals

Anything you never knew you wanted to know about the Sinclair QL.

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This trap removes a Thing from the list. The Trap cannot be used in the QDOS and SMSQ/E operating systems. Look at the Notes here for a solution.

Call ParametersReturn Parameters
D0.B$27D0.LError code.
A0.LPointer to Thing name.A0.LPreserved.


ERR_NFThing not found.
ERR_IUThing in use.


  • All registers not shown above are not used on entry and are preserved on exit.
  • If the Thing is found and is not being used it will be removed from the list and its linkage block returned to the heap.
qdosmsq/traps/trap_1/rthg.txt · Last modified: 2010/11/06 14:26 by george.gwilt