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#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <wchar.h>
#include <wctype.h>
#include "stdio_impl.h"
#include "__scanf.h"
static void f_read(rctx_t *r)
{
FILE *f = r->opaque;
if ((r->c = fgetwc(f)) >= 0) r->l++;
}
int vfwscanf(FILE *f, const wchar_t *fmt, va_list ap)
{
rctx_t r = { f_read, (void *)f, 1, iswspace };
int result;
result = __scanf(&r, fmt, ap);
if (r.u && r.c >= 0) {
ungetwc(r.c, f);
}
return result;
}
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