Add missing X509_get_signature_nid for 1.0.1

diff --git a/ext/openssl/openssl.c b/ext/openssl/openssl.c
index 326e32ea274497102e6c5fb304b487a515a62aa8..e01d4a50e600dcd0fce43d956162eeccda085892 100644 (file)
--- a/ext/openssl/openssl.c
+++ b/ext/openssl/openssl.c
@@ -669,6 +669,15 @@ int DSA_set0_key(DSA *d, BIGNUM *pub_key, BIGNUM *priv_key)
        return 1;
 }
 
+#if OPENSSL_VERSION_NUMBER < 0x10002000L
+
+static int X509_get_signature_nid(const X509 *x)
+{
+       return OBJ_obj2nid(x->sig_alg->algorithm);
+}
+
+#endif
+
 #endif
 /* }}} */