Int 60  - HP 95lx System Manager - Allocate Regular Memory Block           [b]

   DI = 0900h
   STACK:  2 WORDs unused dummies (for calls from high level languages)
       WORD    size of block in bytes

Return: AX -> memory block
   STACK unchanged

Note:  System Manager-compliant applications are always small-model (64K code,
     64K data)

See Also: INT 15/AX=4DD4h,INT 60/DI=0902h,INT 60/DI=0903h