1 files changed, 7 insertions, 3 deletions

diff --git a/src/lib/libcrypto/evp/p_open.c b/src/lib/libcrypto/evp/p_open.c
index 5a933d1cda..9935206d0f 100644
--- a/src/lib/libcrypto/evp/p_open.c
+++ b/src/lib/libcrypto/evp/p_open.c
@@ -56,15 +56,19 @@
  * [including the GNU Public Licence.]
  */
 
-#ifndef OPENSSL_NO_RSA
 #include <stdio.h>
 #include "cryptlib.h"
+
+#ifndef OPENSSL_NO_RSA
+
 #include <openssl/evp.h>
 #include <openssl/objects.h>
 #include <openssl/x509.h>
+#include <openssl/rsa.h>
 
-int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type, unsigned char *ek,
-             int ekl, unsigned char *iv, EVP_PKEY *priv)
+int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
+        const unsigned char *ek, int ekl, const unsigned char *iv,
+        EVP_PKEY *priv)
         {
         unsigned char *key=NULL;
         int i,size=0,ret=0;