ref: a115b80c0660473027f0a4ae009b7534e8d5f8d8
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);
}