Int E0  - Conccp/m,dr Multiuser Dos - "c_detach" - Detach From Default Co  [O]

   CL = 93h

Return: AX = status
       0000h successfully detached
       FFFFh detach failed

Note:  also supported by REAL/32

See Also: INT E0/CL=92h,INT E0/CL=A6h