-int extattr_namespace_to_string __P((int _attrnamespace, char **_string));
-int extattr_string_to_namespace __P((const char *_string,
- int *_attrnamespace));
-void login __P((struct utmp *_ut));
-int login_tty __P((int _fd));
-int logout __P((const char *_line));
-void logwtmp __P((const char *_line, const char *_name, const char *_host));
-void trimdomain __P((char *_fullhost, int _hostsize));
-int openpty __P((int *_amaster, int *_aslave, char *_name,
- struct termios *_termp, struct winsize *_winp));
-int forkpty __P((int *_amaster, char *_name,
- struct termios *_termp, struct winsize *_winp));
-const char *uu_lockerr __P((int _uu_lockresult));
-int uu_lock __P((const char *_ttyname));
-int uu_unlock __P((const char *_ttyname));
-int uu_lock_txfr __P((const char *_ttyname, pid_t _pid));
-int _secure_path __P((const char *_path, uid_t _uid, gid_t _gid));
-properties properties_read __P((int fd));
-void properties_free __P((properties list));
-char *property_find __P((properties list, const char *name));
-char *auth_getval __P((const char *name));
-int realhostname __P((char *host, size_t hsize, const struct in_addr *ip));
+void clean_environment(const char * const *_white,
+ const char * const *_more_white);
+int extattr_namespace_to_string(int _attrnamespace, char **_string);
+int extattr_string_to_namespace(const char *_string, int *_attrnamespace);
+int flopen(const char *_path, int _flags, ...);
+void hexdump(const void *ptr, int length, const char *hdr, int flags);
+int login_tty(int _fd);
+void trimdomain(char *_fullhost, int _hostsize);
+int openpty(int *_amaster, int *_aslave, char *_name,
+ struct termios *_termp, struct winsize *_winp);
+int forkpty(int *_amaster, char *_name,
+ struct termios *_termp, struct winsize *_winp);
+int humanize_number(char *_buf, size_t _len, int64_t _number,
+ const char *_suffix, int _scale, int _flags);
+int expand_number(const char *_buf, uint64_t *_num);
+const char *uu_lockerr(int _uu_lockresult);
+int uu_lock(const char *_ttyname);
+int uu_unlock(const char *_ttyname);
+int uu_lock_txfr(const char *_ttyname, pid_t _pid);
+int _secure_path(const char *_path, uid_t _uid, gid_t _gid);
+properties properties_read(int fd);
+void properties_free(properties list);
+char *property_find(properties list, const char *name);
+char *auth_getval(const char *name);
+int realhostname(char *host, size_t hsize, const struct in_addr *ip);