* Makefile.in: Rebuild.
* config.bfd (arm-*-elf): Define targ_defvec and targ_selvecs.
(thumb-*-elf): Define targ_defvec and targ_selvecs.
* configure.in: Handle bfd_elf32_littlearm_vec and bfd_elf32_bigarm_vec.
* configure: Regenerate.
* elf.c: (prep_headers): Support arch_type of EM_ARM.
* targets.c: Support new targets bfd_elf32_bigarm_vec and
bfd_target bfd_elf32_littlearm_vec.
* elf32-arm.c: New file.