* rs6000-pinsn.c (print_insn): Use powerpc disassembler when

	* rs6000-pinsn.c (print_insn):  Use powerpc disassembler when
	doing Power PC.
	* config/powerpc/tm-ppc-nw.h:  Define GDB_TARGET_POWERPC.

	* config/i386/i386lynx.mh, config/m68k/m68klynx.mh,
	config/rs6000/rs6000lynx.mh, config/sparc/sparclynx.mh:  Enable
	ser-tcp.

	* nlm/Makefile.in:  Get rid of NWSOURCE.
	* nlm/alpha-io.S (inVti, outVti):  Remove extraneous ldha's.
	* nlm/gdbserve.o:  Add dummy __main routine.
	* nlm/gdbserve.def:  Turn on debug.