-extern int create_path(struct udev *udev, const char *path);
-extern int delete_path(struct udev *udev, const char *path);
-extern int unlink_secure(struct udev *udev, const char *filename);
-extern uid_t lookup_user(struct udev *udev, const char *user);
-extern gid_t lookup_group(struct udev *udev, const char *group);
-
-/* udev_utils_file.c */
-extern int file_map(const char *filename, char **buf, size_t *bufsize);
-extern void file_unmap(void *buf, size_t bufsize);
-extern size_t buf_get_line(const char *buf, size_t buflen, size_t cur);
+extern int util_create_path(struct udev *udev, const char *path);
+extern int util_delete_path(struct udev *udev, const char *path);
+extern int util_unlink_secure(struct udev *udev, const char *filename);
+extern uid_t util_lookup_user(struct udev *udev, const char *user);
+extern gid_t util_lookup_group(struct udev *udev, const char *group);
+extern int util_run_program(struct udev *udev, const char *command, char **envp,
+ char *result, size_t ressize, size_t *reslen);
+extern int util_resolve_subsys_kernel(struct udev *udev, const char *string,
+ char *result, size_t maxsize, int read_value);