git: 9front

ref: a0ba4c1f03a3f99fb17a9edf9b4448db49bb6c46
dir: /sys/src/cmd/cfs/lru.h/

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typedef	struct Lruhead	Lruhead;
typedef struct Lru	Lru;

struct Lru
{
	Lru	*lprev;
	Lru	*lnext;
};

void	lruinit(Lru*);
void	lruadd(Lru*, Lru*);
void	lruref(Lru*, Lru*);
void	lruderef(Lru*, Lru*);