the env is unix. It's not C's job to fix. Keep studying it till you understand that. and don't forget, you are using unix because it defeated all the other opt

the env is unix. It's not C's job to fix. Keep studying it till you understand that. and don't forget, you are using unix because it defeated all the other options, because it was better and they were worse, so also keep studying till you understand why that is too. then this problem with env will fix itself. unix gives you tools to handle threads. C gives you tools to handle threads. Learn them, use them.