Thanks to Jochen Merz I can now provide the QMenu (menu_rext) extension for download for free, including the original manual:
; 8.04 Fixed QDOS compatibility broken in 8.03 ; FSEL Allow up to 8 devices ; DSEL Now really allow up to 10 devices (buggy since 7.55) ; FSEL/DSEL Ensure device selection keystroke is unique ; LIST Fixed crash on editing of strings that are too big ; LIST Redraw selection keystroke after string edit operation ; 8.03 First release by Marcel Kilgus ; Fix QDT problem: LIST menu became too big with the move button. In ; this case we revert to the smaller menu of v7.65 ; 8.02 Fix to run on all SMSQ/E systems, not just QPC ; 8.01 VIEW Upper-case word of nr of chars specifies nr of lines ; SYSS Two spurious characters in Job name list of daughter jobs fixed. ; 8.00 VIEW Application colour used to display the view listing ; SYSS SYS_SELECT$ properly implemented: History, Jobs & Things ; FSEL A DO on the Previous button calls up buffer history ; 7.69 VIEW Start string considered on Refresh ; 7.68 LIST Fixed the fact, that menu items were 2 chars too large ; 7.68 LIST Window move finally implemented 🙂 ; 7.67 LIST Autosize correct if selection keys given ; LIST Long titles fit even in small menus ; RPER Timeout for RPTR loop in upper word of colourway parameter ; ITSL Timeout added as for RPER; return value if timed out is -3 ; RSTR Bit 6 set: negative sign allowed for numbers. ; ITSL Window move implemented. ; 7.66 LIST Fix in Edit mode ; 7.65 High Colour version.