529 	case nul_char:  in parse_makefile()
544 		case nul_char:  in parse_makefile()
575 			case nul_char:  in parse_makefile()
588 				if (*++source_p == (int) nul_char) {  in parse_makefile()
651 	case nul_char:  in parse_makefile()
669 			case nul_char:  in parse_makefile()
699 				if (*source_p == (int) nul_char) {  in parse_makefile()
733 	    if (include_space[0] == (int) nul_char) {  in parse_makefile()
750 			       (*source_p == (int) nul_char)) {  in parse_makefile()
752 				case nul_char:  in parse_makefile()
769 			       (*source_p == (int) nul_char)) {  in parse_makefile()
771 				case nul_char:  in parse_makefile()
857 				     (*p != (int) nul_char) && iswspace(*p);  in parse_makefile()
860 				     (*q != (int) nul_char) && !iswspace(*q);  in parse_makefile()
935 	case nul_char:  in parse_makefile()
952 		if (*++source_p == (int) nul_char) {  in parse_makefile()
974 			case nul_char:  in parse_makefile()
986 				if (*++source_p == (int) nul_char) {  in parse_makefile()
1042 		case nul_char:  in parse_makefile()
1098 			if (*++source_p == (int) nul_char) {  in parse_makefile()
1231 			case nul_char:  in parse_makefile()
1305 				case nul_char:  in parse_makefile()
1325 					while (*source_p == (int) nul_char) {  in parse_makefile()
1371 			case nul_char:  in parse_makefile()
1525 				case nul_char:  in parse_makefile()
1533 					if (*++source_p == (int) nul_char) {  in parse_makefile()
1578 				case nul_char:  in parse_makefile()
1600 					if (*source_p == (int) nul_char) {  in parse_makefile()
1689 	case nul_char:  in parse_makefile()
1703 			case nul_char:  in parse_makefile()
1772 			case nul_char:  in parse_makefile()
1784 				if (*++source_p == (int) nul_char) {  in parse_makefile()
1841 			if (*++source_p == (int) nul_char) {  in parse_makefile()
1854 				if (*++source_p == (int) nul_char) {  in parse_makefile()
1865 				if (*++source_p == (int) nul_char) {  in parse_makefile()
1876 			    (*source_p == (int) nul_char)) {  in parse_makefile()
1931 				    (*++source_p == (int) nul_char)) {  in parse_makefile()
1940 		case nul_char:  in parse_makefile()