64-bit safety.
 [rsc] --rw-rw-r-- M 320859 glenda sys 25786 Oct 27 10:39 sys/src/cmd/aux/depend.c
	/n/sourcesdump/2005/1027/plan9/sys/src/cmd/aux/depend.c:616,622 - 
	/n/sourcesdump/2005/1028/plan9/sys/src/cmd/aux/depend.c:616,622
	  				err = Eexist;
	  				break;
	  			}
	- 			qid[nqid].path = (uint)dp;
	+ 			qid[nqid].path = (uvlong)dp;
	  			qid[nqid].vers = 0;
	  		}
	  		if(nqid == 0 && err == nil)
	/n/sourcesdump/2005/1027/plan9/sys/src/cmd/aux/depend.c:856,862 - 
	/n/sourcesdump/2005/1028/plan9/sys/src/cmd/aux/depend.c:856,862
	  					d.gid = "none";
	  					d.muid = "none";
	  					d.qid.type = QTFILE;
	- 					d.qid.path = (uint)dp;
	+ 					d.qid.path = (uvlong)dp;
	  					d.qid.vers = 0;
	  					d.length = f->df->file[dp->fno].tarlen;
	  					d.mode = 0444;
	/n/sourcesdump/2005/1027/plan9/sys/src/cmd/aux/depend.c:932,938 - 
	/n/sourcesdump/2005/1028/plan9/sys/src/cmd/aux/depend.c:932,938
	  		d.gid = "none";
	  		d.muid = "none";
	  		d.qid.type = QTFILE;
	- 		d.qid.path = (uint)dp;
	+ 		d.qid.path = (uvlong)dp;
	  		d.qid.vers = 0;
	  		d.length = f->df->file[dp->fno].tarlen;
	  		d.mode = 0444;