+int safe_atolu(const char *s, unsigned long *ret_u);
+int safe_atoli(const char *s, long int *ret_i);
+
+int safe_atollu(const char *s, unsigned long long *ret_u);
+int safe_atolli(const char *s, long long int *ret_i);
+
+char *split(const char *c, size_t *l, const char *separator, char **state);
+char *split_quoted(const char *c, size_t *l, char **state);
+
+#define FOREACH_WORD(word, length, s, state) \
+ for ((state) = NULL, (word) = split((s), &(length), WHITESPACE, &(state)); (word); (word) = split((s), &(length), WHITESPACE, &(state)))
+
+#define FOREACH_WORD_SEPARATOR(word, length, s, separator, state) \
+ for ((state) = NULL, (word) = split((s), &(length), (separator), &(state)); (word); (word) = split((s), &(length), (separator), &(state)))
+
+#define FOREACH_WORD_QUOTED(word, length, s, state) \
+ for ((state) = NULL, (word) = split_quoted((s), &(length), &(state)); (word); (word) = split_quoted((s), &(length), &(state)))
+
+char **split_path_and_make_absolute(const char *p);
+
+pid_t get_parent_of_pid(pid_t pid, pid_t *ppid);
+
+int write_one_line_file(const char *fn, const char *line);
+int read_one_line_file(const char *fn, char **line);
+
+char *strappend(const char *s, const char *suffix);
+
+int readlink_malloc(const char *p, char **r);
+
+char *file_name_from_path(const char *p);
+bool is_path(const char *p);
+
+bool path_is_absolute(const char *p);
+char *path_make_absolute(const char *p, const char *prefix);
+char *path_make_absolute_cwd(const char *p);
+char **strv_path_make_absolute_cwd(char **l);
+
+int reset_all_signal_handlers(void);
+
+char *strstrip(char *s);
+char *delete_chars(char *s, const char *bad);
+char *truncate_nl(char *s);
+
+char *file_in_same_dir(const char *path, const char *filename);
+int mkdir_parents(const char *path, mode_t mode);
+int mkdir_p(const char *path, mode_t mode);
+
+int get_process_name(pid_t pid, char **name);
+
+char hexchar(int x);
+int unhexchar(char c);
+char octchar(int x);
+int unoctchar(char c);
+char decchar(int x);
+int undecchar(char c);
+
+char *cescape(const char *s);
+char *cunescape(const char *s);
+
+char *path_kill_slashes(char *path);
+
+bool path_startswith(const char *path, const char *prefix);
+
+char *ascii_strlower(char *path);
+
+char *xescape(const char *s, const char *bad);
+
+char *bus_path_escape(const char *s);
+char *bus_path_unescape(const char *s);
+
+bool ignore_file(const char *filename);
+
+bool chars_intersect(const char *a, const char *b);
+
+char *format_timestamp(char *buf, size_t l, usec_t t);
+
+#define DEFINE_STRING_TABLE_LOOKUP(name,type) \
+ const char *name##_to_string(type i) { \
+ if (i < 0 || i >= (type) ELEMENTSOF(name##_table)) \
+ return NULL; \
+ return name##_table[i]; \
+ } \
+ type name##_from_string(const char *s) { \
+ type i; \
+ unsigned u = 0; \
+ assert(s); \
+ for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \
+ if (streq(name##_table[i], s)) \
+ return i; \
+ if (safe_atou(s, &u) >= 0 && \
+ u < ELEMENTSOF(name##_table)) \
+ return (type) u; \
+ return (type) -1; \
+ } \
+ struct __useless_struct_to_allow_trailing_semicolon__
+
+
+int fd_nonblock(int fd, bool nonblock);
+int fd_cloexec(int fd, bool cloexec);
+
+int close_all_fds(const int except[], unsigned n_except);
+
+bool fstype_is_network(const char *fstype);
+
+int chvt(int vt);
+
+int read_one_char(FILE *f, char *ret, bool *need_nl);
+int ask(char *ret, const char *replies, const char *text, ...);
+
+int reset_terminal(int fd);
+int open_terminal(const char *name, int mode);
+int acquire_terminal(const char *name, bool fail, bool force);
+int release_terminal(void);
+
+int flush_fd(int fd);
+
+int ignore_signal(int sig);
+
+extern char * __progname;
+
+const char *ioprio_class_to_string(int i);
+int ioprio_class_from_string(const char *s);
+
+const char *sigchld_code_to_string(int i);
+int sigchld_code_from_string(const char *s);
+
+const char *log_facility_to_string(int i);
+int log_facility_from_string(const char *s);
+
+const char *log_level_to_string(int i);
+int log_level_from_string(const char *s);
+
+const char *sched_policy_to_string(int i);
+int sched_policy_from_string(const char *s);