#define _GNU_SOURCE
#include <string.h>

char *strcasestr(const char *h, const char *n)
{
	size_t l = strlen(n);
	for (; *h; h++) if (!strncasecmp(h, n, l)) return (char *)h;
	return 0;
}


#ifdef TEST
int
main(void) {
	return 0;
}
#endif