64-bit fixes.
 [jmk] --rw-rw-r-- M 1146153 glenda sys 6076 Dec 30 00:45 sys/src/cmd/lex/lmain.c
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/lmain.c:137,143 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/lmain.c:137,143
	  	gch();
	  		/* may be gotten: def, subs, sname, stchar, ccl, dchar */
	  	get1core();
	- 		/* may be gotten: name, left, right, nullstr, parent */
	+ 		/* may be gotten: name, left, right, nullstr, parent, ptr */
	  	strcpy((char*)sp, "INITIAL");
	  	sname[0] = sp;
	  	sp += strlen("INITIAL") + 1;
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/lmain.c:246,251 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/lmain.c:246,252
	  	free(right);
	  	free(parent);
	  	free(nullstr);
	+ 	free(ptr);
	  	free(state);
	  	free(sname);
	  	free(stchar);
 [jmk] --rw-rw-r-- M 1146153 glenda sys 10121 Dec 30 00:45 sys/src/cmd/lex/sub1.c
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/sub1.c:345,351 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/sub1.c:345,351
	  		if(strlen(p) == 0) nullstr[tptr] = TRUE;
	  		break;
	  	default:
	- 		warning("bad switch mnp %d %P", a, p);
	+ 		error("bad switch mnp %d %P", a, p);
	  		break;
	  	}
	  	if(tptr > treesize)
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/sub1.c:440,446 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/sub1.c:440,448
	  	switch(i){
	  	case RNULLS:
	  		return(mn0(i));
	- 	case RCCL: case RNCCL: case FINAL: case S1FINAL: case S2FINAL:
	+ 	case RCCL: case RNCCL:
	+ 		return(mnp(i,ptr[n]));
	+ 	case FINAL: case S1FINAL: case S2FINAL:
	  		return(mn1(i,left[n]));
	  	case STAR: case QUEST: case PLUS: case CARAT:
	  		return(mn1(i,dupl(left[n])));
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/sub1.c:550,560 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/sub1.c:552,562
	  				break;
	  			case RCCL:
	  				print("ccl ");
	- 				allprint(left[t]);
	+ 				allprint(ptr[t]);
	  				break;
	  			case RNCCL:
	  				print("nccl ");
	- 				allprint(left[t]);
	+ 				allprint(ptr[t]);
	  				break;
	  			case DIV:
	  				print("/ %d %d",left[t],right[t]);
 [jmk] --rw-rw-r-- M 1146153 glenda sys 17089 Dec 30 00:45 sys/src/cmd/lex/sub2.c
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/sub2.c:238,244 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/sub2.c:238,244
	  			else switch(name[curpos]){
	  			case RCCL:
	  				tryit = TRUE;
	- 				q = (uchar *)left[curpos];
	+ 				q = ptr[curpos];
	  				while(*q){
	  					for(j=1;j<NCH;j++)
	  						if(cindex[j] == *q)
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/lex/sub2.c:323,329 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/lex/sub2.c:323,329
	  		j = name[curpos];
	  		if(j < NCH && j == c
	  		|| j == RSTR && c == right[curpos]
	- 		|| j == RCCL && member(c, (uchar *)left[curpos])){
	+ 		|| j == RCCL && member(c, ptr[curpos])){
	  			f = foll[curpos];
	  			number = *f;
	  			newpos = f+1;

Silence warning.
 [rsc] --rw-rw-r-- M 1146153 rsc sys 5247 Dec 30 11:01 sys/src/cmd/tcs/html.c
	/n/sourcesdump/2005/1230/plan9/sys/src/cmd/tcs/html.c:314,319 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/cmd/tcs/html.c:314,320
	  	Biobuf b;
	  	Rune *er;
	  	
	+ 	USED(x);
	  	html_init();
	  	Binit(&b, 1, OWRITE);
	  	er = r+n;

Fix mode.
 [rsc] --rw-rw-r-- M 1146153 rsc drawterm 14118 Dec 29 18:55 sys/src/cmd/unix/drawterm/cpu-bl.c

Update to compile again.
 [rsc] --rw-rw-r-- M 1146153 glenda sys 10915 Dec 30 11:34 acme/bin/source/adict/adict.c
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:5,10 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:5,15
	  #include "win.h"
	  #include "adict.h"
	  
	+ enum
	+ {
	+ 	STACK = 8192,
	+ };
	+ 
	  char *prog = "adict";
	  char *lprog = "/bin/adict";
	  char *xprog  = "/bin/dict";
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:22,31 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:27,38
	  void
	  usage(void)
	  {
	- 		threadprint(2, "usage: %s [-d dictname] [pattern]\n", argv0);
	+ 		fprint(2, "usage: %s [-d dictname] [pattern]\n", argv0);
	  		threadexitsall(nil);
	  }
	  
	+ int mainstacksize = STACK;
	+ 
	  void
	  threadmain(int argc, char** argv)
	  {
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:46,52 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:53,59
	  		pattern = pbuffer;
	  		strcpy(pattern,argv[0]);
	  		if(dict == nil)
	- 			dict = "oed";
	+ 			dict = "pgw";
	  		break;
	  	case 0:
	  		break;
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:89,95 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:96,102
	  	rexarg[2] = fpipe;
	  	rexarg[3] = c;
	  
	- 	proccreate(rexec, rexarg, 8192);
	+ 	proccreate(rexec, rexarg, STACK);
	  	recvul(c);
	  	chanfree(c);
	  	close(fpipe[1]);
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:130,136 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:137,143
	  	}
	  	curaddr[i] = nil;
	  	if (i == MAXMATCH)
	- 		threadprint(2, "Too many matches!\n");
	+ 		fprint(2, "Too many matches!\n");
	  	Bterm(&inbuf);
	  	close(fd);
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:149,155 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:156,162
	  	sprint(buffer,"%sh", addr);
	  	fd = procrexec(xprog, "-d", dict, "-c", buffer, nil);
	  	if (read(fd, pbuffer, 80) > 80)
	- 		threadprint(2, "Error in getting addres from dict.\n");
	+ 		fprint(2, "Error in getting addres from dict.\n");
	  	else {
	  		t = pbuffer;
	  		/* remove trailing whitespace, newline */
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:182,188 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:189,195
	  		sprint(buffer,"%s+a", curone);
	  	fd = procrexec(xprog, "-d", dict, "-c", buffer, nil);
	  	if (read(fd, abuffer, 80) > 80)
	- 		threadprint(2, "Error in getting addres from dict.\n");
	+ 		fprint(2, "Error in getting addres from dict.\n");
	  	else {
	  		res = abuffer;
	  		while (*res != '#') res++;
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:352,358 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:359,365
	  	arg[2] = twin;
	  	arg[3] = (void*)wintype;
	  	arg[4] = c;
	- 	proccreate(vopenwin, arg, 8192);
	+ 	proccreate(vopenwin, arg, STACK);
	  	recvul(c);
	  	chanfree(c);
	  }
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:377,383 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:384,390
	  	close(fd[1]);
	  	close(fd[0]);
	  	procexec(c, prog, args);
	- 	threadprint(2, "Remote pipe execution failed: %s %r\n", prog);
	+ 	fprint(2, "Remote pipe execution failed: %s %r\n", prog);
	  abort();
	  	threadexits(nil);
	  }
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:396,402 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:403,409
	  	c = arg[2];
	  
	  	procexec(c, prog, args);
	- 	threadprint(2, "Remote execution failed: %s %r\n", prog);
	+ 	fprint(2, "Remote execution failed: %s %r\n", prog);
	  abort();
	  	threadexits(nil);
	  }
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:412,418 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:419,425
	  	rexarg[1] = args;
	  	rexarg[2] = c;
	  
	- 	proccreate(pexec, rexarg, 8192);
	+ 	proccreate(pexec, rexarg, STACK);
	  	recvul(c);
	  	chanfree(c);
	  }
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/adict.c:503,521 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/adict.c:510,528
	  		wevent(w, &e);
	  		switch(e.c2){
	  		default:
	- 			/* threadprint(2,"unknown message %c%c\n", e.c1, e.c2); */
	+ 			/* fprint(2,"unknown message %c%c\n", e.c1, e.c2); */
	  			break;
	  		case 'i':
	- 			/* threadprint(2,"'%s' inserted in tag at %d\n", e.b, e.q0);*/
	+ 			/* fprint(2,"'%s' inserted in tag at %d\n", e.b, e.q0);*/
	  			break;
	  		case 'I':
	- 			/* threadprint(2,"'%s' inserted in body at %d\n", e.b, e.q0);*/
	+ 			/* fprint(2,"'%s' inserted in body at %d\n", e.b, e.q0);*/
	  			break;
	  		case 'd':
	- 			/* threadprint(2, "'%s' deleted in tag at %d\n", e.b, e.q0);*/
	+ 			/* fprint(2, "'%s' deleted in tag at %d\n", e.b, e.q0);*/
	  			break;
	  		case 'D':
	- 			/* threadprint(2, "'%s' deleted in body at %d\n", e.b, e.q0);*/
	+ 			/* fprint(2, "'%s' deleted in body at %d\n", e.b, e.q0);*/
	  			break;
	  		case 'x':
	  		case 'X':				/* Execute command. */

Make compile again.
 [rsc] --rw-rw-r-- M 1146153 glenda sys 4800 Dec 30 11:34 acme/bin/source/adict/win.c
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:9,15 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:9,15
	  {
	  	p = realloc(p, n);
	  	if(p == nil)
	- 		threadprint(2, "realloc failed: %r");
	+ 		fprint(2, "realloc failed: %r");
	  	return p;
	  }
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:20,26 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:20,26
	  
	  	w->ctl = open("/mnt/acme/new/ctl", ORDWR);
	  	if(w->ctl<0 || read(w->ctl, buf, 12)!=12)
	- 		 threadprint (2, "can't open window ctl file: %r");
	+ 		 fprint (2, "can't open window ctl file: %r");
	  	ctlwrite(w, "noscroll\n");
	  	w->winid = atoi(buf);
	  	w->event = openfile(w, "event");
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:38,44 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:38,44
	  	sprint(buf, "/mnt/acme/%d/%s", w->winid, f);
	  	fd = open(buf, ORDWR|OCEXEC);
	  	if(fd < 0)
	- 		 threadprint (2,"can't open window %s file: %r", f);
	+ 		 fprint (2,"can't open window %s file: %r", f);
	  	return fd;
	  }
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:50,56 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:50,56
	  	sprint(buf, "/mnt/acme/%d/body", w->winid);
	  	w->body = Bopen(buf, mode|OCEXEC);
	  	if(w->body == nil)
	- 		 threadprint(2,"can't open window body file: %r");
	+ 		 fprint(2,"can't open window body file: %r");
	  }
	  
	  void
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:59,65 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:59,65
	  	if(w->body == nil)
	  		openbody(w, OWRITE);
	  	if(Bwrite(w->body, s, n) != n)
	- 		  threadprint(2,"write error to window: %r");
	+ 		  fprint(2,"write error to window: %r");
	  	Bflush(w->body);
	  }
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:71,81 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:71,81
	  	if(w->data < 0)
	  		w->data = openfile(w, "data");
	  	if(write(w->addr, addr, strlen(addr)) < 0){
	- 		threadprint(2, "mail: warning: badd address %s:%r\n", addr);
	+ 		fprint(2, "mail: warning: badd address %s:%r\n", addr);
	  		return;
	  	}
	  	if(write(w->data, repl, nrepl) != nrepl)
	- 		 threadprint(2, "writing data: %r");
	+ 		 fprint(2, "writing data: %r");
	  }
	  
	  static int
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:104,113 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:104,113
	  	while(m < q1){
	  		n = sprint(buf, "#%d", m);
	  		if(write(w->addr, buf, n) != n)
	- 			  threadprint(2,"writing addr: %r");
	+ 			  fprint(2,"writing addr: %r");
	  		n = read(w->data, buf, sizeof buf);
	  		if(n <= 0)
	- 			  threadprint(2,"reading data: %r");
	+ 			  fprint(2,"reading data: %r");
	  		nr = nrunes(buf, n);
	  		while(m+nr >q1){
	  			do; while(n>0 && (buf[--n]&0xC0)==0x80);
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:128,134 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:128,134
	  	if(w->addr < 0)
	  		w->addr = openfile(w, "addr");
	  	if(write(w->addr, addr, strlen(addr)) < 0)
	- 		  threadprint(2,"writing addr");
	+ 		  fprint(2,"writing addr");
	  	ctlwrite(w, "dot=addr\n");
	  }
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:139,145 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:139,145
	  
	  	fd = openfile(w, "tag");
	  	if(write(fd, s, n) != n)
	- 		  threadprint(2,"tag write: %r");
	+ 		  fprint(2,"tag write: %r");
	  	close(fd);
	  }
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:150,156 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:150,156
	  
	  	n = strlen(s);
	  	if(write(w->ctl, s, n) != n)
	- 		 threadprint(2,"write error to ctl file: %r");
	+ 		 fprint(2,"write error to ctl file: %r");
	  }
	  
	  int
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:206,212 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:206,212
	  	if(w->nbuf == 0){
	  		w->nbuf = read(w->event, w->buf, sizeof w->buf);
	  		if(w->nbuf <= 0)
	- 			  threadprint(2,"event read error: %r");
	+ 			  fprint(2,"event read error: %r");
	  		w->bufp = w->buf;
	  	}
	  	w->nbuf--;
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:222,228 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:222,228
	  	while('0'<=(c=getec(w)) && c<='9')
	  		n = n*10+(c-'0');
	  	if(c != ' ')
	- 		 threadprint(2, "event number syntax");
	+ 		 fprint(2, "event number syntax");
	  	return n;
	  }
	  
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:258,264 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:258,264
	  	e->flag = geten(w);
	  	e->nr = geten(w);
	  	if(e->nr > EVENTSIZE)
	- 		  threadprint(2, "wevent: event string too long");
	+ 		  fprint(2, "wevent: event string too long");
	  	e->nb = 0;
	  	for(i=0; i<e->nr; i++){
	  		e->r[i] = geter(w, e->b+e->nb, &nb);
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:267,273 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:267,273
	  	e->r[e->nr] = 0;
	  	e->b[e->nb] = 0;
	  	if(getec(w) != '\n')
	- 		 threadprint(2, "wevent: event syntax 2");
	+ 		 fprint(2, "wevent: event syntax 2");
	  }
	  
	  void
	/n/sourcesdump/2005/1230/plan9/acme/bin/source/adict/win.c:282,288 - 
	/n/sourcesdump/2005/1231/plan9/acme/bin/source/adict/win.c:282,288
	  void
	  wwriteevent(Win *w, Event *e)
	  {
	- 	threadprint(w->event, "%c%c%d %d\n", e->c1, e->c2, e->q0, e->q1);
	+ 	fprint(w->event, "%c%c%d %d\n", e->c1, e->c2, e->q0, e->q1);
	  }
	  
	  int

Never undo the last mount.  Make /.. work better.
 [rsc] --rw-rw-r-- M 1146153 glenda sys 33663 Dec 30 15:30 sys/src/9/port/chan.c
	/n/sourcesdump/2005/1230/plan9/sys/src/9/port/chan.c:412,418 - 
	/n/sourcesdump/2005/1231/plan9/sys/src/9/port/chan.c:412,418
	  	if(isdotdot(s)){
	  		fixdotdotname(p);
	  		DBG("addelem %s .. => rm %p\n", p->s, p->mtpt[p->mlen-1]);
	- 		if(p->mlen>0 && (c = p->mtpt[--p->mlen])){
	+ 		if(p->mlen>1 && (c = p->mtpt[--p->mlen])){
	  			p->mtpt[p->mlen] = nil;
	  			cclose(c);
	  		}