--- /dev/null
+++ Libc/Libc-1725.40.4/include/_bounds.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2024 Apple Inc. All rights reserved.
+ *
+ * @APPLE_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. 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_LICENSE_HEADER_END@
+ */
+
+#ifndef _LIBC_BOUNDS_H_
+#define _LIBC_BOUNDS_H_
+
+#include <sys/cdefs.h>
+
+#ifdef __LIBC_STAGED_BOUNDS_SAFETY_ATTRIBUTES /* compiler-defined */
+
+#define _LIBC_COUNT(x)		__counted_by(x)
+#define _LIBC_COUNT_OR_NULL(x)	__counted_by_or_null(x)
+#define _LIBC_SIZE(x)		__sized_by(x)
+#define _LIBC_SIZE_OR_NULL(x)	__sized_by_or_null(x)
+#define _LIBC_ENDED_BY(x)	__ended_by(x)
+#define _LIBC_SINGLE		__single
+#define _LIBC_UNSAFE_INDEXABLE	__unsafe_indexable
+#define _LIBC_CSTR		__null_terminated
+#define _LIBC_NULL_TERMINATED   __null_terminated
+#define _LIBC_FLEX_COUNT(FIELD, INTCOUNT)	__counted_by(FIELD)
+
+#define _LIBC_SINGLE_BY_DEFAULT()	__ptrcheck_abi_assume_single()
+#define _LIBC_PTRCHECK_REPLACED(R)  __ptrcheck_unavailable_r(R)
+
+#define _LIBC_FORGE_PTR(P, S) __unsafe_forge_bidi_indexable(__typeof__(*P) *, P, S)
+
+#else /* _LIBC_ANNOTATE_BOUNDS */
+
+#define _LIBC_COUNT(x)
+#define _LIBC_COUNT_OR_NULL(x)
+#define _LIBC_SIZE(x)
+#define _LIBC_SIZE_OR_NULL(x)
+#define _LIBC_ENDED_BY(x)
+#define _LIBC_SINGLE
+#define _LIBC_UNSAFE_INDEXABLE
+#define _LIBC_CSTR
+#define _LIBC_NULL_TERMINATED
+#define _LIBC_FLEX_COUNT(FIELD, INTCOUNT)	(INTCOUNT)
+
+#define _LIBC_SINGLE_BY_DEFAULT()
+#define _LIBC_PTRCHECK_REPLACED(R)
+
+#define _LIBC_FORGE_PTR(P, S) (P)
+
+#endif /* _LIBC_ANNOTATE_BOUNDS */
+
+#endif /* _LIBC_BOUNDS_H_ */