Additional patches for UnixWare {2.1.3,7.1.0} support

[Mark Kettenis]

rbrown64@csc.com.au writes:

> 2002-01-15  Rodney Brown  <rbrown64@csc.com.au>
> 
>      * config/i386/tm-i386v4.h: Define HAVE_I387_REGS.
>      * config/i386/i386v42mp.mh: Add i387-nat.o .
>      * i386v4-nat.c: Include i387-nat.h.
>      (supply_fpregset): Use i387_supply_fsave.
>      (fill_fpregset): Use i387_fill_fsave.
>      * procfs.c(procfs_do_thread_registers): Use elfcore_write_pstatus
>      if pstatus_t is available.

Sorry for the delay, but the i386 bits of these patch are approved.

Mark