-// UNNEEDED int unit_name_from_path(const char *path, const char *suffix, char **ret);
-// UNNEEDED int unit_name_from_path_instance(const char *prefix, const char *path, const char *suffix, char **ret);
-// UNNEEDED int unit_name_to_path(const char *name, char **ret);
+int unit_name_from_path(const char *path, const char *suffix, char **ret);
+int unit_name_from_path_instance(const char *prefix, const char *path, const char *suffix, char **ret);
+int unit_name_to_path(const char *name, char **ret);