INT 60 u - HP 95LX System Manager - OPEN CLIPBOARD
        DI = 0700h
        STACK:  2 WORDs unused dummies (for calls from high level languages)
Return: ???
        STACK unchanged
SeeAlso: INT 60/DI=0701h,INT 60/DI=0702h

Values for error code:
 0000h  successful
 FFF8h transfer request out of bounds
 FFF9h no such representation
 FFFAh no representation open
 FFFBh a representation is already open
 FFFCh representation already exists
 FFFDh heap allocation failure
 FFFEh clipboard not open
 FFFFh clipboard access denied