1#include <wchar.h>
2
3wchar_t *wcstok(wchar_t *restrict s, const wchar_t *restrict sep, wchar_t **restrict p)
4{
5	if (!s && !(s = *p)) return NULL;
6	s += wcsspn(s, sep);
7	if (!*s) return *p = 0;
8	*p = s + wcscspn(s, sep);
9	if (**p) *(*p)++ = 0;
10	else *p = 0;
11	return s;
12}
13