Because vfork() had spawned that youngster, it returned when actually nevertheless executing inside the guardian's system space, not just corrupting the father or mother's stack, but triggering two disparate sets of diagnostics to become printed by "downstream" code. Your authentic is proper as-is, besides you must eliminate the query mark https://dantexasjn.tkzblog.com/36242455/a-simple-key-for-how-to-play-stack-ball-game-unveiled