ref: 3a11ea050c4cec90cb4827042e4d13a4de6ef20c
dir: /lib/c/freopen.c/
#include <stdio.h>
#undef freopen
FILE *
freopen(const char * restrict name, const char * restrict mode,
FILE * restrict fp)
{
if (fclose(fp) == EOF)
return NULL;
return _fpopen(name, mode, fp);
}