HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

             INT 67,52 - Get/Set Handle Attributes     (LIM EMS 4.0+)


       AH = 52h
       AL = 00  get handle attributes
            01  set handle attributes
            02  get attribute capability
       BL = new attribute (if AL=1)
       DX = EMM handle


       on return:
       AH = 00  success
          = error code (see EMS STATUS)
       AL = attribute (input AL=0)
            00  handle is volatile
            01  handle is nonvolatile
       AL = attribute capability (input AL=2)
            00  only volatile handles supported
            01  both volatile and nonvolatile supported

Esc or Alt-X to exit int 67,52 Home/PgUp/PgDn/End ←↑↓→