set_gdbarch_from_file): Fix spelling error.
* v850-tdep.c (v850_target_architecture_hook): Likewise.
* gdbarch.sh: Fix spelling errors in comment.
* gdbarch.c, gdbarch.h: Regenerate.
* ppcnbsd-nat.c (fetch_core_registers, fetch_inferior_registers,
store_inferior_registers): Support older NetBSD/powerpc systems
from before fp reg support was added. Adapt to register number
changes caused when powerpc target was multi-arched.