133   fd_set *read_fdset_ptr = nullptr;  in Select()
134   fd_set *write_fdset_ptr = nullptr;  in Select()
135   fd_set *error_fdset_ptr = nullptr;  in Select()
140   llvm::SmallVector<fd_set, 1> read_fdset;  in Select()
141   llvm::SmallVector<fd_set, 1> write_fdset;  in Select()
142   llvm::SmallVector<fd_set, 1> error_fdset;  in Select()
156   for (auto &fd_set : read_fdset)  in Select()  local
157     FD_ZERO(&fd_set);  in Select()
158   for (auto &fd_set : write_fdset)  in Select()  local
159     FD_ZERO(&fd_set);  in Select()
160   for (auto &fd_set : error_fdset)  in Select()  local
161     FD_ZERO(&fd_set);  in Select()
163   fd_set read_fdset;  in Select()
164   fd_set write_fdset;  in Select()
165   fd_set error_fdset;  in Select()