include/

include/
	* bfdlink.h (struct bfd_link_hash_entry): Move und_next into elements
	of union.
bfd/
	* ecoff.c: Update u.undef.next refs.
	* elf64-ppc.c: Likewise.
	* elflink.c: Likewise.
	* linker.c: Likewise.
	* xcofflink.c: Likewise.
ld/
	* ldexp.c (fold_name): Update u.undef.next refs.
	* emultempl/pe.em: Likewise.
	* emultempl/sunos.em: Likewise.

bfd/
	* elf-bfd.h (struct elf_link_hash_entry): Rearrange.  Add FIXME to
	dynamic_def.  Combine weakdef and elf_hash_value.  Move vtable
	fields to indirect struct.
	* elf-m10300.c: Update u.weakdef refs.
	* elf32-arm.h: Likewise.
	* elf32-cris.c: Likewise.
	* elf32-frv.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i370.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-sparc.c: Likewise.
	* elf32-vax.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* elflink.c: Likewise.  Also u.elf_hash_value.
	(elf_gc_propagate_vtable_entries_used): Update for h->vtable
	indirection.
	(elf_gc_smash_unused_vtentry_relocs): Likewise.
	(bfd_elf_gc_record_vtinherit): Alloc vtable.
	(bfd_elf_gc_record_vtentry): Likewise.
	* elf.c (_bfd_elf_link_hash_newfunc): Use memset.