--- Libc/Libc-1725.40.4/include/stddef.h
+++ Libc/Libc-1044.40.1/include/stddef.h
@@ -82,9 +82,4 @@
 #include <sys/_types/_wint_t.h>
 #endif /* !_ANSI_SOURCE && (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 
-#if (defined (__STDC_VERSION__) && __STDC_VERSION__ >= 201112L) \
-    || (defined(__cplusplus) && __cplusplus >= 201103L)
-typedef long double max_align_t;
-#endif
-
 #endif /* __STDDEF_H__ */