+val strip_trailing_slash: string -> string
+
+ (* split a string at character, char defaults to ' ' *)
+val split: ?char:char -> string -> string list
+
+val list_uniq: 'a list -> 'a list (* uniq unix filter on lists *)
+
+ (** @return tl tail of a list starting at a given element
+ * @param eq equality to be used, defaults to physical equality (==)
+ * @raise Not_found *)
+val list_tl_at: ?equality:('a -> 'a -> bool) -> 'a -> 'a list -> 'a list