IN: A = Tri-handle subtype TH_FILT ($F0), free filter handle TH_WMG ($F1), free wildcard manager handle TH_ALM ($F2), free alarm handle IX = tri-handle OUT, if call successful: Fc = 0, handle freed IX = 0 BHL = Tri-handle contents OUT, if call failed: Fc = 1 A = RC_HAND, bad handle Registers changed after return: ...CDE../..IY same AFB...HL/IX.. different |
Internal operating system usage.
OS_Vth, verify tri-handle
OS_Gth, get tri-handle