man ustrstr (3): Finds the first occurrence of a string in another one. Allegro game programming library.

ustrstr(3) Finds the first occurrence of a string in another one. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

char *ustrstr(const char *s1, const char *s2);

This function finds the first occurrence of string `s2' in string `s1'. Example:

   char *p = ustrstr("hello world", "world");

Returns a pointer within `s1', or NULL if `s2' wasn't found.