構造体定義書

struct artdata

No.	名称	属性	説明
1	artdata
	first_file_filepos	file_ptr
	cache	ar_cache *
	archive_head	bfd *	Only interesting in output routines
	symdefs	carsym *	the symdef entries
	symdef_count	symindex	how many there are
	extended_names	char *	clever intel extension
	armap_timestamp	long	Timestamp value written into armap.
	armap_datepos	file_ptr	Position within archive to seek to
	tdata	PTR	Backend specific information.

artdata