c-file-type: new module * lib/c-file-type.c: New file, containing all of the old file-type except for the gettext call. * lib/file-type.c (_): Remove; no longer used. (file_type): Call c_file_type for most of the work. * modules/c-file-type: New module. * modules/file-type (Depends-on): Add c-file-type.