__glibc_objsize   156 lib/cdefs.h    #  define __glibc_objsize(__o) __builtin_dynamic_object_size (__o, 1)
__glibc_objsize   159 lib/cdefs.h    #  define __glibc_objsize(__o) __bos (__o)
__glibc_objsize   168 lib/libc-config.h #  undef __glibc_objsize