ARI fix: Do not use %p, replace by call to host_address_to_string

	ARI fix: Do not use %p, replace by call to host_address_to_string
	for host pointers.
	* darwin-nat.c (darwin_xfer_partial): Apply change.
	* gnu-nat.c (inf_continue, gnu_xfer_memory): Ditto.
	* gnu-nat.h (proc_debug): Ditto.
	* symmisc.c (maintenance_info_symtabs): Ditto.
	(maintenance_info_psymtabs): Ditto.
	* windows-nat.c (handle_load_dll): Ditto.
	(handle_unload_dll, info_w32_command, handle_exception): Ditto.
	* xtensa-tdep.c (xtensa_unwind_pc): Ditto.