+#include <wchar.h>
#include "stdio_impl.h"
#define SH (8*sizeof(int)-1)
int fwide(FILE *f, int mode)
{
- if (!f->mode) f->mode = NORMALIZE(mode);
- return f->mode;
+ FLOCK(f);
+ if (!f->mode) mode = f->mode = NORMALIZE(mode);
+ FUNLOCK(f);
+ return mode;
}