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#include "stdio_impl.h"

wint_t __fgetwc_unlocked(FILE *);

wchar_t *fgetws(wchar_t *s, int n, FILE *f)
{
	wchar_t *p = s;

	if (!n--) return s;

	FLOCK(f);

	for (; n; n--) {
		wint_t c = __fgetwc_unlocked(f);
		if (c == WEOF) break;
		*p++ = c;
		if (c == '\n') break;
	}
	*p = 0;
	if (ferror(f)) p = s;

	FUNLOCK(f);

	return (p == s) ? NULL : s;
}

weak_alias(fgetws, fgetws_unlocked);