* configure.tgt: Remove hppa*64*-*-hpux11* special case.

	* configure.tgt: Remove hppa*64*-*-hpux11* special case.
	* config/pa/hppa64.mt: Delete file.
	* config/pa/hppahpux.mt (MT_CFLAGS): Remove.
	(TDEPFILES): Move somread.o to ...
	* config/pa/hpux.mh (NATDEPFILES): ... here.

	* configure.ac: Add check for elf_hp.h header.
	Search libdl and libxpdl for dlgetmodinfo.
	* config.in, configure: Regenerate.
	* solib-pa64.c: Conditionalize compilation on #ifdef HAVE_ELF_HP_H
	instead of #ifndef PA_SOM_ONLY.  Include "solib.h".
	(pa64_solib_select): Take gdbarch instead of tdep argument.  Call
	set_solib_ops instead of modifying current_target_so_ops.
	* solib-pa64.h (pa64_solib_select): Update prototype.
	* solib-som.c: Remove include of "som.h".  Include "solib.h".
	(som_solib_select): Take gdbarch instead of tdep argument.  Call
	set_solib_ops instead of modifying current_target_so_ops.
	* solib-som.h (som_solib_select): Update prototype.
	* hppa-hpux-tdep.c (hppa_hpux_som_init_abi): Pass gdbarch instead
	of tdep to som_solib_select call.
	(hppa_hpux_elf_init_abi): Pass gdbarch instead of tdep to
	pa64_solib_select call.
	* Makefile.in: Update dependencies.