1 #ifndef __has_feature 2 __has_feature()??? Quesako? 3 #define __has_feature(x) 0 4 #else 5 "has __has_feature(), yeah!" 6 #endif 7 8 #if __has_feature(not_a_feature) 9 #error "not a feature!" 10 #endif 11 12 /* 13 * check-name: has-feature 14 * check-command: sparse -E $file 15 * 16 * check-output-start 17 18 "has __has_feature(), yeah!" 19 * check-output-end 20 */ 21