diff -r 59435d4c5e0c -r 0d4d3a502d82 main.hh
--- a/main.hh	Fri May 06 11:48:02 2016 +0300
+++ b/main.hh	Thu Sep 08 17:44:44 2016 +0100
@@ -40,6 +40,9 @@
 
 typedef struct {
    /* options specific to stage1_2 */
+	bool allow_void_datatype;      /* Allow declaration of functions returning VOID  */
+	bool allow_missing_var_in;     /* Allow definition and invocation of POUs with no input, output and in_out parameters! */
+	bool disable_implicit_en_eno;  /* Disable the generation of implicit EN and ENO parameters on functions and Function Blocks */
 	bool pre_parsing;              /* Support forward references (Run a pre-parsing phase before the defintive parsing phase that builds the AST) */
 	bool safe_extensions;          /* support SAFE_* datatypes defined in PLCOpen TC5 "Safety Software Technical Specification - Part 1" v1.0 */
 	bool full_token_loc;           /* error messages specify full token location */