--- Libc/Libc-1725.40.4/include/libc.h
+++ Libc/Libc-583/include/libc.h
@@ -27,8 +27,8 @@
 #ifndef _LIBC_H
 #define _LIBC_H
 
-#include <_bounds.h>
 #include <stdio.h>
+#include <standards.h>
 #include <unistd.h>
 
 #ifdef	__STRICT_BSD__
@@ -60,12 +60,10 @@
 #include <mach/boolean.h>
 #include <mach/kern_return.h>
 
-_LIBC_SINGLE_BY_DEFAULT()
-
 struct qelem {
         struct qelem *q_forw;
         struct qelem *q_back;
-        char *_LIBC_UNSAFE_INDEXABLE q_data;
+        char *q_data;
 };
 
 #include <sys/cdefs.h>