uwidth_max - Number of bytes a character can occupy. Allegro game
programming library.
#include <allegro.h>
int uwidth_max(int type);
Low level helper function for working with Unicode text data. Returns
the largest number of bytes that one character can occupy in the given
encoding format. Pass U_CURRENT to represent the current format.
Example:
char *temp_buffer = malloc(256 * uwidth_max(U_UTF8));
uwidth(3alleg), ucwidth(3alleg)