Replaces all letters with upper case. allegro game programming library.
#include <allegro.h>
char *ustrupr(char *s);
This function replaces all lower case letters in `s' with upper case letters. Example:
char buffer[] = "lower case string"; allegro_message(ustrupr(buffer));
The return value is the value of `s'.
uconvert(3alleg4), utolower(3alleg4), ustrlwr(3alleg4)