ERROR CODES for RAMEN 1.0, returned to ERRORLEVEL ms/dos ... ... ... :

17: no mouse installed or no mouse driver installed ... ... ... ... ...
    use MOUSE.COM by Microsoft, or CTMOUSE by FREEDOS ... ... ... ...

33: not enough memory on the heap in the 640k Bytes segment of the pc ...
     in order to run RAMEN 1.0 .... ... ...
    make some room!

======================================================================++++++

INTERNAL ERROR RETURNS OF FUNCTIONS IN PASCAL SOURCE .... .... ...
  VENSTERS.PAS/VENSTERS.TPU: ... ... ...

function addbutton() : tButtonHandle { is integer return };
  -1: no more buttons possible to add the the concerning window .... ... ...
function createwindow() : twinhandle { "" integer return code };
  -3: window creation RAM memory full
      no more extra windows possible in RAMEN 1.0 local computer instance ..





