* src/state.h (nstates, final_state, first_state, first_shift)

(first_reduction): Move their exportation from here...
* src/LR0.h: to here.
Adjust dependencies.
* src/getargs.c (statisticsflag): New variable.
Add support for `--statistics'.
Adjust dependencies.
Remove a lot of now useless `extern' statements in most files.

src/closure.c

@@ -25,7 +25,6 @@
 #include "closure.h"
 
 extern short **derives;
-extern char **tags;
 
 extern void RTC PARAMS ((unsigned *, int));