1!_ -Q #t point3d 2point3d input.c /^struct point3d {$/ 3!_ -Q true point3d 4point3d input.c /^struct point3d {$/ 5!_ -Q #f point3d 6!_ -Q false point3d 7!_ -Q #t -l 8point3d input.c /^struct point3d {$/ 9x input.c /^ int x, y ,z;$/ 10y input.c /^ int x, y ,z;$/ 11z input.c /^ int x, y ,z;$/ 12!_ -Q true -l 13point3d input.c /^struct point3d {$/ 14x input.c /^ int x, y ,z;$/ 15y input.c /^ int x, y ,z;$/ 16z input.c /^ int x, y ,z;$/ 17!_ -Q #f -l 18!_ -Q false -l 19!_ -Q (null? nil) -l 20point3d input.c /^struct point3d {$/ 21x input.c /^ int x, y ,z;$/ 22y input.c /^ int x, y ,z;$/ 23z input.c /^ int x, y ,z;$/ 24!_ -Q (null? ()) -l 25point3d input.c /^struct point3d {$/ 26x input.c /^ int x, y ,z;$/ 27y input.c /^ int x, y ,z;$/ 28z input.c /^ int x, y ,z;$/ 29!_ -Q (null? false) -l 30