diff --git a/jni/openssl/crypto/rsa/rsa_locl.h b/jni/openssl/crypto/rsa/rsa_locl.h
new file mode 100644
index 0000000..f5d2d56
--- /dev/null
+++ b/jni/openssl/crypto/rsa/rsa_locl.h
@@ -0,0 +1,4 @@
+extern int int_rsa_verify(int dtype, const unsigned char *m, unsigned int m_len,
+		unsigned char *rm, size_t *prm_len,
+		const unsigned char *sigbuf, size_t siglen,
+		RSA *rsa);