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-rw-r--r--ext/openssl/ruby_missing.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/ext/openssl/ruby_missing.h b/ext/openssl/ruby_missing.h
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index 0000000000..069acc8b14
--- /dev/null
+++ b/ext/openssl/ruby_missing.h
@@ -0,0 +1,24 @@
+/*
+ * 'OpenSSL for Ruby' project
+ * Copyright (C) 2001-2003 Michal Rokos <m.rokos@sh.cvut.cz>
+ * All rights reserved.
+ */
+/*
+ * This program is licensed under the same licence as Ruby.
+ * (See the file 'LICENCE'.)
+ */
+#if !defined(_OSSL_RUBY_MISSING_H_)
+#define _OSSL_RUBY_MISSING_H_
+
+/* Ruby 2.4 */
+#ifndef RB_INTEGER_TYPE_P
+# 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_ */