Int 2F Fn 270F  - Dr-dos 6.0 Taskmax - Get/set Numeric Paste Lead-in       [T]

   AX = 270Fh
   CX = length of string (max 15 keystrokes, 0000h to get current string)
   DS:SI -> pasting lead-in string (character/scan-code pairs)

Return: ES:DI -> current lead-in string

Note:  the specified sequence of keystrokes is sent to the application before
     every number in a numeric-mode spreadsheet paste

See Also: AX=270Eh,AX=2710h,AX=2711h,AX=2713h