+char *strstrip(char *s);
+char *file_in_same_dir(const char *path, const char *filename);
+int mkdir_parents(const char *path, mode_t mode);
+
+char hexchar(int x);
+int unhexchar(char c);
+char octchar(int x);
+int unoctchar(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);
+
+#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; \
+ assert(s); \
+ for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \
+ if (streq(name##_table[i], s)) \
+ return i; \
+ return (type) -1; \
+ } \
+ struct __useless_struct_to_allow_trailing_semicolon__
+
+
+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);
+
+const char *rlimit_to_string(int i);
+int rlimit_from_string(const char *s);
+