20 #define NIL 0  macro
263     if (tgetstr ("kw", &cp) == NIL)  in main()
278 	*cpp = NIL;  in main()
307     if (l_idchars == NIL)  in main()
427 #define isidchr(c) (isalnum(c) || ((c) != NIL && strchr(l_idchars, (c)) != NIL))
459 	if (expmatch (s, l_prcenable, dummy) != NIL)  in putScp()
475 	    if (comptr != NIL)  in putScp()
476 		if ((comptr < strptr || strptr == NIL)  in putScp()
477 		  && (comptr < acmptr || acmptr == NIL)  in putScp()
478 		  && (comptr < chrptr || chrptr == NIL)  in putScp()
479 		  && (comptr < blksptr || blksptr == NIL)  in putScp()
480 		  && (comptr < blkeptr || blkeptr == NIL)) {  in putScp()
492 	    if (acmptr != NIL)  in putScp()
493 		if ((acmptr < strptr || strptr == NIL)  in putScp()
494 		  && (acmptr < chrptr || chrptr == NIL)  in putScp()
495 		  && (acmptr < blksptr || blksptr == NIL)  in putScp()
496 		  && (acmptr < blkeptr || blkeptr == NIL)) {  in putScp()
508 	    if (strptr != NIL)  in putScp()
509 		if ((strptr < chrptr || chrptr == NIL)  in putScp()
510 		  && (strptr < blksptr || blksptr == NIL)  in putScp()
511 		  && (strptr < blkeptr || blkeptr == NIL)) {  in putScp()
519 	    if (chrptr != NIL)  in putScp()
520 		if ((chrptr < blksptr || blksptr == NIL)  in putScp()
521 		  && (chrptr < blkeptr || blkeptr == NIL)) {  in putScp()
529 	    if (blkeptr != NIL) {  in putScp()
530 		if (blkeptr < blksptr || blksptr == NIL) {  in putScp()
556 	    if (blksptr != NIL) {  in putScp()
567 	    if (((comtype == STANDARD) && (comptr != NIL)) ||  in putScp()
568 	        ((comtype == ALTERNATE) && (acmptr != NIL))) {  in putScp()
587 	    if ((strptr = expmatch (s, l_strend, dummy)) != NIL) {  in putScp()
600 	    if ((chrptr = expmatch (s, l_chrend, dummy)) != NIL) {  in putScp()
810 	if (expmatch (s, l_prcbeg, pname) != NIL) {