GN_Cl, Close file
Register parameters
RST 20H, DEFW $6209
IN: IX = handle of open file OUT, if call successful: Fc = 0 IX = 0 OUT, if call failed: Fc = 1 IX unchanged A = error code: RC_HAND ($08) - bad handle Registers changed after return: ..BCDEHL/..IY same AF....../IX.. different
Related calls
GN_Del, delete a file from memory
GN_Opf, open file/resource (wildcard search)
GN_Ren, rename file
OS_Cl, internal close (OZ usage)
OS_Del, file delete (internal OZ usage)
OS_Frm, file read miscellaneous
OS_Fwm, file write miscellaneous
OS_Gb, get byte from file (or device)
OS_Gbt, get byte from file (or device) with timeout
OS_Mv, move bytes between stream and memory
OS_Op, internal open (OZ usage)
OS_Pb, write byte to file, device
OS_Pbt, write byte to file, device with timeout
OS_Ren, file rename (internal OZ usage)