[Patch] remove unsused var & include missing hdr

Hi,

some minor stuff I've seen...
ctype.h is needed for IS*() macros and is*() funcs.

	Michal

Index: eval.c
===================================================================
RCS file: /var/cvs/src/ruby/eval.c,v
retrieving revision 1.667
diff -u -r1.667 eval.c
--- eval.c      28 May 2004 02:20:34 -0000      1.667
+++ eval.c      14 Jun 2004 15:07:08 -0000
@@ -8011,8 +8011,6 @@
 block_orphan(data)
     struct BLOCK *data;
 {
-    struct tag *tt;
-
     if (data->scope->flags & SCOPE_NOSTACK) {
        return 1;
     }
Index: numeric.c
===================================================================
RCS file: /var/cvs/src/ruby/numeric.c,v
retrieving revision 1.111
diff -u -r1.111 numeric.c
--- numeric.c   4 Jun 2004 09:54:15 -0000       1.111
+++ numeric.c   14 Jun 2004 15:07:08 -0000
@@ -12,6 +12,7 @@

 #include "ruby.h"
 #include "env.h"
+#include <ctype.h>
 #include <math.h>
 #include <stdio.h>