* alpha-tdep.h (ALPHA_S0_REGNUM): New define.

* alpha-tdep.h (ALPHA_S0_REGNUM): New define.
* alphabsd-nat.c: Include <sys/types.h>, <sys/signal.h>,
<machine/pcb.h> and "bsd-kvm.h".
(alphabsd_supply_pcb): New function.
(_initialize_alphabsd_nat): Enable libkvm interface.
* Makefile.in (alphabsd-nat.o): Update dependencies.
* config/alpha/fbsd.mh (NATDEPFILES): Add bsd-kvm.o.
(LOADLIBES): New variable.
* config/alpha/nbsd.mh (NATDEPFILES): Add bsd-kvm.o.
(LOADLIBES): New variable.