root/as/cmd/JOV/jov__z.casl

;;; JOV OF:0/SF:0/ZF:1
MAIN    START
        LD      GR1,A
        AND     GR1,GR1
        JOV     TO
        LAD     GR1,0
        JUMP    FIN
TO      LAD     GR1,#FFFF
FIN     RET
A       DC      0
        END