.KF .TS center; l l | cw(22n) | aw(20n). _ \& Created by \s-2CALL\s0 Saved lino .sp Saved lc .sp Saved dp .sp _ \& Created by \s-2BEG\s0 Saved dp contents .sp Pointer to current entry line and section name .sp Current file name and buffer .sp Top of stack reference .sp .T& | _ | l. .TE .sp .ce Figure 1.2 \- Block mark structure .sp .KE