373 } dblock, *tbuf, xhdr_buf;  variable
6437 		(void) bcopy(dblock.dummy, xhdr_buf.dummy, TBLOCK);  in build_dblock()
6438 		(void) memset(xhdr_buf.dbuf.name, '\0', NAMSIZ);  in build_dblock()
6444 		(void) strcpy(xhdr_buf.dbuf.name, lastslash);  in build_dblock()
6445 		(void) memset(xhdr_buf.dbuf.linkname, '\0', NAMSIZ);  in build_dblock()
6446 		(void) memset(xhdr_buf.dbuf.prefix, '\0', PRESIZ);  in build_dblock()
6447 		(void) strcpy(xhdr_buf.dbuf.prefix, xhdr_dirname);  in build_dblock()
6451 		xhdr_buf.dbuf.typeflag = 'X';  in build_dblock()
6480 		(void) sprintf(xhdr_buf.dbuf.size,  in build_dblock()
6482 		(void) sprintf(xhdr_buf.dbuf.chksum, "%07o",  in build_dblock()
6483 		    checksum(&xhdr_buf));  in build_dblock()
6484 		(void) writetbuf((char *)&xhdr_buf, 1);  in build_dblock()