* gdbarch.sh (core_xfer_shared_libraries): New.

	* gdbarch.sh (core_xfer_shared_libraries): New.

	* corelow.c (core_xfer_partial): Handle TARGET_OBJECT_LIBRARIES.

	* gdb_obstack.h (obstack_grow_str, obstack_grow_str0): New.

	* xml-support.c (gdb_xml_parse): Debug output tweaks.
	(xml_escape_text): New.
	* xml-support.h (xml_escape_text): Declare.

	* config/i386/cygwin.mh (NATDEPFILES): Move corelow.o to ...
	* config/i386/cygwin.mt (TDEPFILES): ... here.

	* win32-nat.c: (fetch_elf_core_registers): Delete.
	(win32_elf_core_fn): Delete.
	(_initialize_core_win32): Delete.

	* i386-cygwin-tdep.c: Include "regset.h", "gdb_objstack.h",
	"xml-support.h" and "gdbcore.h".
	(i386_win32_gregset_reg_offset): New.
	(I386_WIN32_SIZEOF_GREGSET): New.
	(i386_win32_regset_from_core_section): New.
	(win32_xfer_shared_library): New.
	(struct cpms_data): New.
	(core_process_module_section): New.
	(win32_core_xfer_shared_libraries): New.
	(i386_cygwin_skip_trampoline_code): Register gregset_reg_offset,
	gregset_num_regs, sizeof_gregset members of tdep.  Register
	regset_from_core_section and core_xfer_shared_libraries callbacks.

	* Makefile.in (i386-cygwin-tdep.o): Update dependencies.
	* gdbarch.h, gdbarch.c: Regenerate.