* target.h (struct target_ops): Order xfer buffer parameters "read write" not "write read". * bfd-target.c (target_bfd_xfer_partial): Update. * remote.c (remote_xfer_partial): Update. * inftarg.c (child_xfer_partial): Update. * target.c (default_xfer_partial): Update. (target_read_partial, target_write_partial): Update. (debug_to_xfer_partial): Update.
* defs.h (XZALLOC): Define. * target.h (struct target_ops): Add "to_data"; * bfd-target.h, bfd-target.c: New files. * Makefile.in (SFILES): Add "bfd-target.c". (COMMON_OBS): Add "bfd-target.o". (bfd-target.o): Specify dependencies. (bfd_target_h): Define. * defs.h (XZALLOC): Define.