構造体定義書

typedef struct

No.	名称	属性	説明
1	dfa_state
	hash	int	Hash of the positions of this state.
	elems	position_set	Positions this state could match.
	newline	char	True if previous state matched newline.
	letter	char	True if previous state matched a letter.
	backref	char	True if this state matches a \<digit>.
	constraint	unsigned char	Constraint for this state to accept.
	first_end	int	Token value of the first END in elems.

dfa_state