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AX = 11DEh
Return:
CF clear if installed AX = segment at which QEXT.SYS is located
Desc: QEXT.SYS is Quarterdeck's HMA manager for DESQview; more recent versions also implement the XMS standard
Note: A private entry point (see #00434) may be found by searching the beginning of the returned segment for the signature string "QUARTERDECK EXTENDED MEMORY MANAGER 286"; the word immediately prior to the signature contains the QEXT version number in BCD, and the word prior to that contains the offset within the QEXT code segment of the private entry point
See Also: INT 2F/AX=4310h"XMS" - INT 67/AH=3Fh
(Table 00434) Call QEXT.SYS private entry point with:. AH = 00h ???. AH = nonzero ???
Category: Memory Management - Int 15h - D
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