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diff --git a/lib/libc/include/aarch64-macos-gnu/sys/_select.h b/lib/libc/include/aarch64-macos-gnu/sys/_select.h
new file mode 100644
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+++ b/lib/libc/include/aarch64-macos-gnu/sys/_select.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2005, 2007 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+
+/*
+ * This is called from sys/select.h and sys/time.h for the common prototype
+ * of select().  Setting _DARWIN_C_SOURCE or _DARWIN_UNLIMITED_SELECT uses
+ * the version of select() that does not place a limit on the first argument
+ * (nfds).  In the UNIX conformance case, values of nfds greater than
+ * FD_SETSIZE will return an error of EINVAL.
+ */
+#ifndef _SYS__SELECT_H_
+#define _SYS__SELECT_H_
+
+#include <sys/cdefs.h> /* __DARWIN_EXTSN_C, __DARWIN_1050, __DARWIN_ALIAS_C */
+#include <sys/_types/_fd_def.h> /* fd_set */
+#include <sys/_types/_timeval.h> /* struct timeval */
+
+int      select(int, fd_set * __restrict, fd_set * __restrict,
+    fd_set * __restrict, struct timeval * __restrict)
+
+#if defined(_DARWIN_C_SOURCE) || defined(_DARWIN_UNLIMITED_SELECT)
+__DARWIN_EXTSN_C(select)
+#else /* !_DARWIN_C_SOURCE && !_DARWIN_UNLIMITED_SELECT */
+#  if defined(__LP64__) && !__DARWIN_NON_CANCELABLE
+__DARWIN_1050(select)
+#  else /* !__LP64__ || __DARWIN_NON_CANCELABLE */
+__DARWIN_ALIAS_C(select)
+#  endif /* __LP64__ && !__DARWIN_NON_CANCELABLE */
+#endif /* _DARWIN_C_SOURCE || _DARWIN_UNLIMITED_SELECT */
+;
+
+#endif /* !_SYS__SELECT_H_ */
+\ No newline at end of file