RetransType
RetransType structure
#include <AppleTalk.h>
typedef struct RetransType { Size Offset Description
unsigned char retransInterval; 1 0 Retransmit interval in 8-tick units
unsigned char retransCount; 1 1 Total number of attempts

Notes: RetransCount contains the total number of times a packet should be
transmitted, including the first transmission. If retransCount is 0, the
packet will be transmitted a total of 255 times.