Man Pages – Linux Manual Pages

dirfd – get directory stream file descriptor
USAGE
#include <sys/types.h>
#include <dirent.h>

int dirfd(DIR *dir);

DESCRIPTION
The function dirfd() returns the file descriptor associated with the
[...]

closedir – close a directory
USAGE
#include <sys/types.h>

#include <dirent.h>

int closedir(DIR *dir);

DESCRIPTION
The closedir() function closes the directory stream associated with
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