Int 2F Fn E44D  - Ndos - API                                               [l]

   AX = E44Dh

Note:  as NDOS is a licensed version of 4DOS v3.03, the API is identical to
     that for 4DOS, except that AH=E4h instead of D4h and the installation
     check returns AX=44EEh instead of AX=44DDh

See Also: AX=D44Dh,AX=E44Eh