--- /dev/null
+let output_dir_default = ""
+
+let baseuri_default = ""
+
+let debug_lexer_default = false
+
+let debug_pass_default = false
+
+let pass_default = false
+
+let output_dir = ref output_dir_default
+
+let baseuri = ref baseuri_default
+
+let debug_lexer = ref debug_lexer_default
+
+let d0 = ref debug_pass_default
+
+let d1 = ref debug_pass_default
+
+let d2 = ref debug_pass_default
+
+let e1 = ref debug_pass_default
+
+let e2 = ref debug_pass_default
+
+let p0 = ref pass_default
+
+let p1 = ref pass_default
+
+let p2 = ref pass_default
+
+let clear () =
+ output_dir := output_dir_default;
+ baseuri := baseuri_default;
+ debug_lexer := debug_lexer_default;
+ d0 := debug_pass_default; d1 := debug_pass_default; d2 := debug_pass_default;
+ e1 := debug_pass_default; e2 := debug_pass_default;
+ p0 := pass_default; p1 := pass_default; p2 := pass_default