{"ast_node_type":"other","tokens":[{"end":137,"kind":"keyword","start":0,"text":"//"}]}
            // 0: https://github.com/apple-oss-distributions/libpthread/blob/67e155c94093be9a204b69637d198eceff2c7c46/src/qos.c#L171-L177
            //
            let errno = unsafe { *libc::__error() };