#include <ftw.h>
#include "libc.h"

int ftw(const char* path,
        int (*fn)(const char*, const struct stat*, int),
        int fd_limit) {
  /* The following cast assumes that calling a function with one
   * argument more than it needs behaves as expected. This is
   * actually undefined, but works on all real-world machines. */
  return nftw(path, (int (*)())fn, fd_limit, FTW_PHYS);
}