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