349     } while ((fp = fp->p_friends) != pp);  in pchild()
351     if (pp == pp->p_friends && (pp->p_flags & PPTIME)) {  in pchild()
360 	} while ((fp = fp->p_friends) != pp);  in pchild()
362 	    fp = fp->p_friends;  in pchild()
490 	pp = pp->p_friends;  in pjwait()
496     } while ((fp = fp->p_friends) != pp);  in pjwait()
515 	while ((fp = (fp->p_friends)) != pp);  in pjwait()
569     } while ((fp = fp->p_friends) != pp);  in pjwait()
676 	pp = pp->p_friends;  in pflush()
685     } while ((np = np->p_friends) != pp);  in pflush()
792 	pp->p_friends = pcurrjob;  in palloc()
794 	for (fp = pcurrjob; fp->p_friends != pcurrjob; fp = fp->p_friends)  in palloc()
796 	fp->p_friends = pp;  in palloc()
801 	pp->p_friends = pp;  in palloc()
960 	    pp = pp->p_friends;  in pendjob()
965 	    pp = pp->p_friends;  in pendjob()
998 	pp = pp->p_friends;  in pprint()
999     if (pp == pp->p_friends && (pp->p_flags & PPTIME)) {  in pprint()
1015 	if ((pp->p_friends->p_flags & PPOU) && !inpipe && (flag & NAME)) {  in pprint()
1019 		pp = pp->p_friends;  in pprint()
1020 	    while (pp->p_friends->p_flags & PPOU);  in pprint()
1144 	if (tp == pp->p_friends) {  in pprint()
1171 	pcond = ((tp == pp->p_friends && !inpipe) ||  in pprint()
1172 		 (inpipe && pipehead->p_friends == tp && pp == pipetail));  in pprint()
1174 	pcond = (tp == pp->p_friends);  in pprint()
1201 		    pp = pp->p_friends;  in pprint()
1202 	    	while (pp->p_friends->p_friends != pmarker);  in pprint()
1203 	    	pmarker = pp->p_friends;  in pprint()
1206 	pcond = ((pp = pp->p_friends) != tp || inpipe);  in pprint()
1208 	pcond = ((pp = pp->p_friends) != tp);  in pprint()
1248     } while ((pp = pp->p_friends) != tp);  in ptprint()
1264     } while ((pp = pp->p_friends) != tp);  in ptprint()
1294     } while ((pp = pp->p_friends) != tp);  in ptprint()
1519 	    while ((np = np->p_friends) != pp);  in pkill()
1615     } while ((np = np->p_friends) != pp);  in pstart()