bfirstlp
curwp->w_dotp = bfirstlp(curbp);
lp = bfirstlp(bp);
blp->b_dotp = bfirstlp(blp); /* put dot at beginning of
clp = bfirstlp(bp);
bp->b_dotp = bfirstlp(bp);
for (lp = bfirstlp(bp); lp != bp->b_headp; lp = nlp) {
for (lp = bfirstlp(bp); lp != bp->b_headp; lp = nlp) {
for (lp = bfirstlp(curbp); lp != curbp->b_headp; lp = nlp) {
for (lp = bfirstlp(curbp); lp != curbp->b_headp; lp = nlp) {
bp->b_dotp = bfirstlp(bp);
bp->b_dotp = bfirstlp(bp);
for (lp = bfirstlp(bp); lp != bp->b_headp; lp = lforw(lp)) {
wp->w_dotp = wp->w_linep = bfirstlp(curbp);
bp->b_dotp = bfirstlp(bp);
lp = bfirstlp(curbp);
curwp->w_dotp = bfirstlp(curbp);
clp = bfirstlp(curbp);