Int E0 - Conccp/m,dr Multiuser Dos - "p_dispatch" - Call Dispatcher [O]
CL = 8Eh
DX = FFFFh (optional) to force dispatch
Return: nothing
Desc: allow other processes of the same or higher priority to run if they
are ready
Notes: if DX=FFFFh, a dispatch is forced even if no other process is ready
also supported by REAL/32
See Also: INT E0/CL=91h,INT 15/AX=1000h,INT 2F/AX=1680h