COLOUR_THEME_COUNT
if (c != NULL && (u_int)n < COLOUR_THEME_COUNT)
for (i = 0; i < COLOUR_THEME_COUNT; i++)
for (i = 0; i < COLOUR_THEME_COUNT; i++) {
for (i = 0; i < COLOUR_THEME_COUNT; i++)
if (n >= COLOUR_THEME_COUNT)