xxbuf = malloc((unsigned) xxbufsize * sizeof *xxbuf);
xxbuf = malloc(xxbufsize * sizeof *xxbuf);
xxinit(){	if (ttinit() < 0)		return -1;	xxbufsize = tt.tt_nrow * tt.tt_ncol * 2;	/* ccinit may choose to change xxbufsize */	if (tt.tt_ntoken > 0 && ccinit() < 0)		return -1;	xxbuf = malloc((unsigned) xxbufsize * sizeof *xxbuf);	if (xxbuf == 0) {		wwerrno = WWE_NOMEM;		return -1;	}	xxbufp = xxbuf;	xxbufe = xxbuf + xxbufsize;	return 0;}