@interface _NSInlineData : NSData { unsigned short _length; } + (id)_allocWithExtraBytes:(unsigned long long)a0; - (BOOL)_isCompact; - (BOOL)_providesConcreteBacking; - (unsigned long long)length; - (id)initWithBytes:(const void *)a0 length:(unsigned long long)a1; - (const void *)bytes; - (id)_createDispatchData; - (id)initWithCoder:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; @end