.186
CSEG SEGMENT 'CODE'
     ASSUME CS:CSEG

MAIN PROC
     PUSH WORD PTR 42
     POP  AX
     MOV  AX,4C00h
     INT  21h
MAIN ENDP

CSEG ENDS

SSEG SEGMENT STACK
     DW 128 DUP (?)
SSEG ENDS

     END MAIN