ext/openssl/ruby_missing.h in openssl-2.1.0.beta1 vs ext/openssl/ruby_missing.h in openssl-2.1.0.beta2

@@ -8,11 +8,17 @@
  * (See the file 'LICENCE'.)
  */
 #if !defined(_OSSL_RUBY_MISSING_H_)
 #define _OSSL_RUBY_MISSING_H_
 
+/* Ruby 2.4 */
 #ifndef RB_INTEGER_TYPE_P
-/* for Ruby 2.3 compatibility */
-#define RB_INTEGER_TYPE_P(obj) (RB_FIXNUM_P(obj) || RB_TYPE_P(obj, T_BIGNUM))
+# define RB_INTEGER_TYPE_P(obj) (RB_FIXNUM_P(obj) || RB_TYPE_P(obj, T_BIGNUM))
+#endif
+
+/* Ruby 2.5 */
+#ifndef ST2FIX
+# define RB_ST2FIX(h) LONG2FIX((long)(h))
+# define ST2FIX(h) RB_ST2FIX(h)
 #endif
 
 #endif /* _OSSL_RUBY_MISSING_H_ */