col_fg [black] [red] [green] [cyan] [blue] [magenta] [yellow] [grey] [white] [default]
col_bg [black] [red] [green] [cyan] [blue] [magenta] [yellow] [grey] [white] [default]
txt_attrib [reset] [bold] [dim] [uline] [rmuline] [hidden] [blink] [reverse]
columns
lines
col_bg and col_fg store ANSI background and foreground colors respectively in variables that start with COL_ or COLB_ and ends with the given color name. `col_fg black` , for example, stores code for black color in COL_black.
txt_attrib stores the given txt attributes in variables that start with TXT_ and end with the attribute argument name.
columns and lines set the COLUMNS and LINES variable to their respective values.