val string_of_ls_flag: http_getter_ls_flag -> string
val string_of_encoding: http_getter_encoding -> string
-val is_xml_uri: string -> bool
+val is_cic_uri: string -> bool
+val is_nuprl_uri: string -> bool
val is_rdf_uri: string -> bool
val is_xsl_uri: string -> bool
+ (** true on blanks-only and #-commented lines, false otherwise *)
+val is_blank_line: string -> bool
+
val http_getter_uri_of_string: string -> http_getter_uri
val patch_xml : string -> string