[incremental] Patch: FYI: reset more C options

[Tom Tromey]

I'm checking this in on the incremental-compiler branch.

This resets a few more globals in c-opts.c.  With this I can configure
the src tree using the compile server for all the configure tests.

Tom

ChangeLog:
2008-03-24  Tom Tromey  <tromey@redhat.com>

	* c-opts.c (clean_up): Clear more globals.

Index: c-opts.c
===================================================================
--- c-opts.c	(revision 132956)
+++ c-opts.c	(working copy)
@@ -213,6 +213,10 @@
     }
   out_fname = NULL;
   out_stream = NULL;
+  deps_append = false;
+  deps_seen = false;
+  verbose = false;
+  lang_fortran = false;
   deps_file = NULL;
   iprefix = NULL;
   imultilib = NULL;