/* This is the file 'lexheader'.  It contains extra stuff needed by
   parsers generated by lex.

   GNU Flex generates a parser that refers to the non-ansi C library 
   subroutine fileno().  In order to let it compile without warnings,
   we define _XOPEN_SOURCE to declare that fact.
*/
#define _XOPEN_SOURCE
/* END OF lexheader */