name The name you have given to the commands and text in an .IF (or .IFNOT) block. t (True) is a single character of your choice that appears in front of lines of text to indicate that they will be processed (.IF block) if you specify /VARIANT, instead of /DEBUG, in the command line. f (False) is a single character of your choice that appears in front of lines of text to indicate that they will not be processed (.IFNOT block) if you specify /VARIANT, instead of /DEBUG, in the command line.