611 typedef struct iic {  struct
612 	ushort	iic_rbase;	/* Rx Buffer descriptor base address */  argument
613 	ushort	iic_tbase;	/* Tx Buffer descriptor base address */  argument
614 	u_char	iic_rfcr;	/* Rx function code */  argument
615 	u_char	iic_tfcr;	/* Tx function code */  argument
616 	ushort	iic_mrblr;	/* Max receive buffer length */  argument
617 	uint	iic_rstate;	/* Internal */  argument
618 	uint	iic_rdp;	/* Internal */  argument
619 	ushort	iic_rbptr;	/* Internal */  argument
620 	ushort	iic_rbc;	/* Internal */  argument
621 	uint	iic_rxtmp;	/* Internal */  argument
622 	uint	iic_tstate;	/* Internal */  argument
623 	uint	iic_tdp;	/* Internal */  argument
624 	ushort	iic_tbptr;	/* Internal */  argument
625 	ushort	iic_tbc;	/* Internal */  argument
626 	uint	iic_txtmp;	/* Internal */  argument