man ustrcmp () - Compares two strings. Allegro game programming library.
NAME
ustrcmp - Compares two strings. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
int ustrcmp(const char *s1, const char *s2);
DESCRIPTION
This function compares `s1' and `s2'.
RETURN VALUE
Returns zero if the strings are equal, a positive number if `s1' comes after `s2' in the ASCII collating sequence, else a negative number.