[libc] [llvm] [reland][libc] add epoll_wait functions (PR #79635)

[via llvm-commits]

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@@ -0,0 +1,19 @@
+//===-- Definition of epoll_event type ------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef __LLVM_LIBC_TYPES_EPOLL_EVENT_H__
+#define __LLVM_LIBC_TYPES_EPOLL_EVENT_H__
+
+#include <llvm-libc-types/struct_epoll_data.h>
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lntue wrote:

Will changing this to `#include "struct_epoll_data.h"` make direct inclusion from `libc/src` folder works for both overlay and full build mode?

https://github.com/llvm/llvm-project/pull/79635