Returns true if a font is a monochrome font. allegro game programming library.
#include <allegro.h>
int is_mono_font(FONT *f)
This function checks if the given font is a mono font, as opposed to a color font.
Returns TRUE if the font is a monochrome font, FALSE if it is not.
is_trans_font(3alleg4), is_color_font(3alleg4)