Int 62 Fn 07 - Cswitch - Spawn [T]
AH = 07h
ES:BX -> function address to start executing at
CX = priority (1-10)
Return: AX = result/status
FFFDh no free memory control blocks
FFFEh no free task control blocks
FFFFh not enough memory to create new task stack
>0 the tcb number of the new task, indicating no error
See Also: AH=0Fh"Cswitch",AH=10h"Cswitch"