Single line options:

IF variable BIT bitnumber SET/CLEAR THEN label

IF variable BIT bitnumber SET/CLEAR THEN GOTO label

IF variable BIT bitnumber SET/CLEAR THEN GOSUB label

IF variable BIT bitnumber SET/CLEAR THEN EXIT

Variable(s) - will be compared to value(s).

Bitnumber - is the bit number to check if set (1) or clear (0)

Multiple line/block structured options:

IF variable BIT bitnumber SET/CLEAR THEN

   {code}  

ELSEIF variable BIT bitnumber SET/CLEAR THEN

   {code}

ELSE

   {code}

ENDIF

Variable(s) - will be compared to value(s).

Bitnumber - is the bit number to check if set (1) or clear (0)