toplev.h cleanups...

toplev.h cleanups...

	* toplev.c: Include toplev.h.
	* Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
	c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
	dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
	hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
	reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
	toplev.h dependency.

From-SVN: r19589