module Xhtml:Building valid XHTML.sig
..end
module F:sig
..end
module F_01_00:sig
..end
module F_01_01:sig
..end
module Printer: module type of Eliom_content_core.Xhtml.Printer
module Printer_01_00: module type of Eliom_content_core.Xhtml.Printer_01_00
module Printer_01_01: module type of Eliom_content_core.Xhtml.Printer_01_01