-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)