-let (index_line_sep_RE, index_sep_RE, trailing_types_RE,
- heading_cic_RE, heading_theory_RE, heading_nuprl_RE,
- heading_rdf_cic_RE, heading_rdf_theory_RE) =
- (Pcre.regexp "[ \t]+", Pcre.regexp "\r\n|\r|\n",
- Pcre.regexp "\\.types$",
- Pcre.regexp "^cic:", Pcre.regexp "^theory:", Pcre.regexp "^nuprl:",
- Pcre.regexp "^helm:rdf.*//cic:", Pcre.regexp "^helm:rdf.*//theory:")
+let index_line_sep_RE = Pcre.regexp "[ \t]+"
+let index_sep_RE = Pcre.regexp "\r\n|\r|\n"
+let trailing_types_RE = Pcre.regexp "\\.types$"
+let heading_cic_RE = Pcre.regexp "^cic:"
+let heading_theory_RE = Pcre.regexp "^theory:"
+let heading_nuprl_RE = Pcre.regexp "^nuprl:"
+let heading_rdf_cic_RE = Pcre.regexp "^helm:rdf.*//cic:"
+let heading_rdf_theory_RE = Pcre.regexp "^helm:rdf.*//theory:"