- Fixed some parser bugs.

- Removed some simple rules to work arounf bison limit for now.
        - Update c_keywords.c to reflect changes in keywords.c.

src/interfaces/ecpg/preproc/extern.h

@@ -18,7 +18,7 @@ extern char *descriptor_index;
 extern char *descriptor_name;
 extern char *connection;
 extern char *input_filename;
-extern char *yytext,
+extern char *yytext, *token_start,
 			errortext[128];
 
 #ifdef YYDEBUG