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#ifndef _STDALIGN_H #define _STDALIGN_H /* this whole header only works in C11 or with compiler extensions */ #if __STDC_VERSION__ < 201112L && defined( __GNUC__) #define _Alignas(t) __attribute__((__aligned__(t))) #define _Alignof(t) __alignof__(t) #endif #define alignas _Alignas #define alignof _Alignof #define __alignas_is_defined 1 #define __alignof_is_defined 1 #endif