+# map target info into gdb names.
+
+case "${target}" in
+
+a29k-*-aout) gdb_target=a29k ;;
+a29k-*-coff) gdb_target=a29k ;;
+a29k-*-elf) gdb_target=a29k ;;
+a29k-*-ebmon) gdb_target=a29k ;;
+a29k-*-kern) gdb_target=a29k-kern ;;
+a29k-*-none) gdb_target=a29k ;;
+a29k-*-sym1) gdb_target=ultra3 ;;
+a29k-*-udi) gdb_target=a29k-udi ;;
+
+arm-*-*) gdb_target=arm ;;
+
+c1-*-*) gdb_target=convex ;;
+c2-*-*) gdb_target=convex ;;
+
+h8300-*-*) gdb_target=h8300hms ;;
+h8300h-*-*) gdb_target=h8300hms gdb_target_cpu=h8300 ;;
+h8500-*-*) gdb_target=h8500hms ;;
+
+sh-*-*) gdb_target=sh ;;
+
+hppa*-*-bsd*) gdb_target=hppabsd ;;
+hppa*-*-hpux*) gdb_target=hppahpux ;;
+
+i[34]86-sequent-*) gdb_target=symmetry ;;
+i[34]86-ncr-*) gdb_target=ncr3000 ;;
+
+i[34]86-*-aout) gdb_target=i386aout ;;
+i[34]86-*-coff) gdb_target=i386v ;;
+i[34]86-*-elf) gdb_target=i386v ;;
+
+i[34]86-*-aix*) gdb_target=i386aix ;;
+i[34]86-*-bsd*) gdb_target=i386bsd ;;
+i[34]86-*-go32) gdb_target=i386aout ;;
+i[34]86-*-lynx*) gdb_target=i386lynx
+ configdirs="${configdirs} gdbserver"
+ ;;
+i[34]86-*-solaris*) gdb_target=i386sol2 ;;
+i[34]86-*-sunos*) gdb_target=sun386 ;;
+i[34]86-*-sysv4*) gdb_target=i386v4 ;;
+i[34]86-*-sco*) gdb_target=i386v ;;
+i[34]86-*-sysv*) gdb_target=i386v ;;
+i[34]86-*-linux*) gdb_target=linux ;;
+i[34]86-*-isc*) gdb_target=i386v ;;
+i[34]86-*-netware*) gdb_target=i386nw ;;
+
+i960-*-bout) gdb_target=vxworks960 ;;
+i960-*-coff) gdb_target=nindy960 ;;
+i960-*-elf) gdb_target=nindy960 ;;
+
+i960-*-nindy) gdb_target=nindy960 ;;
+i960-*-vxworks) gdb_target=vxworks960 ;;
+
+m68000-*-aout) gdb_target=m68k-nofp ;;
+m68000-*-coff) gdb_target=m68k-nofp ;;
+m68000-*-elf) gdb_target=m68k-nofp ;;
+m68000-*-sunos3*) gdb_target=sun2os3 ;;
+m68000-*-sunos4*) gdb_target=sun2os4 ;;
+
+m68*-cbm-sysv4*) gdb_target=amix ;;
+m68*-bull-sysv*) gdb_target=dpx2 ;;
+m68*-hp-bsd*) gdb_target=hp300bsd ;;
+m68*-hp-hpux*) gdb_target=hp300hpux ;;
+
+m68*-altos-*) gdb_target=altos ;;
+m68*-att-*) gdb_target=3b1 ;;
+m68*-ericsson-*) gdb_target=es1800 ;;
+m68*-isi-*) gdb_target=isi ;;
+m68*-motorola-*) gdb_target=delta68 ;;
+m68*-netx-*) gdb_target=vxworks68 ;;
+m68*-sony-*) gdb_target=news ;;
+m68*-tandem-*) gdb_target=st2000 ;;
+
+m68*-rom68k-*) gdb_target=monitor ;;
+m68*-*bug-*) gdb_target=monitor ;;
+m68*-monitor-*) gdb_target=monitor ;;
+
+m68*-*-aout) gdb_target=m68k-fp ;;
+m68*-*-coff) gdb_target=m68k-fp ;;
+m68*-*-elf) gdb_target=m68k-fp ;;
+m68*-*-os68k) gdb_target=os68k ;;
+m68*-*-sunos3*) gdb_target=sun3os3 ;;
+m68*-*-sunos4*) gdb_target=sun3os4 ;;
+m68*-*-vxworks*) gdb_target=vxworks68 ;;
+
+m88k-motorola-*) gdb_target=delta88 ;;
+m88k-*-*) gdb_target=m88k ;;
+
+mips-big-*) gdb_target=bigmips ;;
+mips-dec-*) gdb_target=decstation ;;
+mips-idt-ecoffl*) gdb_target=idtl ;;
+mips-idt-ecoff*) gdb_target=idt ;;
+mips-little-*) gdb_target=littlemips ;;
+mips-sgi-*) gdb_target=irix3 ;;
+mips-sony-*) gdb_target=bigmips ;;
+mips-*-sysv*) gdb_target=bigmips ;;
+mips-*-riscos*) gdb_target=bigmips ;;
+
+none-*-*) gdb_target=none ;;
+
+np1-*-*) gdb_target=np1 ;;
+
+ns32k-utek-sysv) gdb_target=merlin ;;
+ns32k-utek-*) gdb_target=umax ;;
+
+pn-*-*) gdb_target=pn ;;
+
+pyramid-*-*) gdb_target=pyramid ;;
+
+rs6000-*-*) gdb_target=rs6000 ;;
+
+sparc-*-aout) gdb_target=sparc-em ;;
+sparc-*-coff) gdb_target=sparc-em ;;
+sparc-*-elf) gdb_target=sparc-em ;;
+sparc-*-solaris2*) gdb_target=sun4sol2 ;;
+sparc-*-sunos4*) gdb_target=sun4os4 ;;
+sparc-*-vxworks*) gdb_target=vxsparc ;;
+sparc-*-*) gdb_target=sun4os4 ;;
+sparclite*-*-*) gdb_target=sparclite ;;
+# start-sanitize-v9
+sparc64-*-*) gdb_target_cpu=sparc gdb_target=sp64 ;;
+# end-sanitize-v9
+
+tahoe-*-*) gdb_target=tahoe ;;
+vax-*-*) gdb_target=vax ;;
+
+z8k-*-sim) gdb_target=z8ksim ;;
+esac
+
+if [ ! -f ${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt ]; then