* configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.

	* Makefile.in: Remove all dependencies on defaults.h.
	* builtins.c: Don't include defaults.h.
	* c-common.c: Likewise.
	* c-decl.c: Likewise.
	* c-pragma.c: Likewise.
	* c-typeck.c: Likewise.
	* combine.c: Likewise.
	* i386.c: Likewise.
	* frame-ia64.c: Likewise.
	* cppexp.c: Likewise.
	* crtstuff.c: Likewise.
	* dbxout.c: Likewise.
	* dwarf2out.c: Likewise.
	* dwarfout.c: Likewise.
	* emit-rtl.c: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* final.c: Likewise.
	* frame-dwarf2.c: Likewise.
	* libgcc2.c: Likewise.
	* optabs.c: Likewise.
	* profile.c: Likewise.
	* sdbout.c: Likewise.
	* toplev.c: Likewise.
	* tradcif.y: Likewise.
	* tree.c: Likewise.
	* varasm.c: Likewise.

ch:
	* Makefile.in: Remove all dependencies on defaults.h.
	* decl.c: Don't include defaults.h.
	* timing.c: Likewise.

cp:
	* Make-lang.in: Remove all dependencies on defaults.h.
	* call.c: Don't include defaults.h.
	* decl.c: Likewise.
	* decl2.c: Likewise.
	* except.c: Likewise.
	* pt.c: Likewise.
	* rtti.c: Likewise.
	* tree.c: Likewise.
	* typeck.c: Likewise.

f:
	* Make-lang.in: Remove all dependencies on defaults.h.
	* com.c: Don't include defaults.h.

java:
	* Make-lang.in: Remove all dependencies on defaults.h.
	* decl.c: Don't include defaults.h.
	* expr.c: Likewise.
	* parse.y: Likewise.

From-SVN: r39308