qa.hlp (Table of Contents; Topic list)
Int 21H Function 19H
   ◄Summary►  ◄Notes►  ◄Example►  ◄Back►
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▀ To set the default drive, use Int 21H Function 0EH.
 
▀ Some other Int 21H functions use drive codes beginning at 1 (that is,
  1=A, 2=B, etc.) and reserve drive code zero for the default drive.
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