INT E0 - ConcCP/M,DR Multiuser DOS - "Q_WRITE" - WRITE MESSAGE QUEUE CL = 8Bh DS:DX -> queue parameter block (see INT E0/CL=87h) Return: AX = status 0000h success FFFFh failure CX = error code SeeAlso: INT E0/CL=89h,INT E0/CL=8Ch