* ihex.c (ihex_scan): Handle record types 4 and 5.

	* ihex.c (ihex_scan): Handle record types 4 and 5.
	(ihex_object_p): Permit types 4 and 5.
	(ihex_set_section_contents): Remove check for out of range
	addresses.
	(ihex_write_object_contents): Generate types 4 and 5.