short sessRefnum; 2 28 Offset to session refnum
char aspTimeout; 1 30 Timeout for ATP
char aspRetry; 1 31 Retry count for ATP
AddrBlock serverAddr; 4 32 Server address block Ptr scbPointer; 4 36 SCB pointer Ptr attnRoutine; 4 40 Attention routine pointer typedef ASPOpenPrm *ASPOpenPrmPtr;