58 int	lastfld	= 0;	/* last used field */  variable
501 	cleanfld(i+1, lastfld);	/* clean out junk from previous record */  in fldbld()
502 	lastfld = i;  in fldbld()
504 	for (j = 1; j <= lastfld; j++) {  in fldbld()
513 	setfval(nfloc, (Awkfloat) lastfld);  in fldbld()
516 		for (j = 0; j <= lastfld; j++) {  in fldbld()
541 	cleanfld(lastfld+1, n);  in newfld()
542 	lastfld = n;  in newfld()
553 	if (lastfld < n)  in setlastfld()
554 	    cleanfld(lastfld+1, n);  in setlastfld()
556 	    cleanfld(n+1, lastfld);  in setlastfld()
558 	lastfld = n;  in setlastfld()