int getdtablesize(void);
int sethostname(const char *, size_t);
int getdomainname(char *, size_t);
+int setdomainname(const char *, size_t);
int setgroups(size_t, const gid_t []);
char *getpass(const char *);
int daemon(int, int);
char *get_current_dir_name(void);
int pipe2(int [2], int);
int dup3(int, int, int);
+void syncfs(int);
#endif
#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)