$NetBSD: patch-common_crypto-compat,v 1.1 2018/07/25 01:16:04 manu Exp $

Build with OpenSSL < 1.1.0 that was patched to include EVP_CIPHER_CTX_iv

--- common/crypto-compat.h.orig	2018-07-25 01:04:30.167508411 +0000
+++ common/crypto-compat.h	2018-07-25 01:05:02.861593517 +0000
@@ -39,10 +39,12 @@
 void DH_get0_key(const DH *dh, const BIGNUM **pub_key, const BIGNUM **priv_key);
 int DH_set0_key(DH *dh, BIGNUM *pub_key, BIGNUM *priv_key);
 int DH_set_length(DH *dh, long length);
 
+#ifndef EVP_CIPHER_CTX_iv
 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
+#endif /* EVP_CIPHER_CTX_iv */
 EVP_MD_CTX *EVP_MD_CTX_new(void);
 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
--- common/crypto-compat.c.orig	2018-07-25 01:04:22.770573257 +0000
+++ common/crypto-compat.c	2018-07-25 01:04:51.178733049 +0000
@@ -306,8 +306,9 @@
     dh->length = length;
     return 1;
 }
 
+#ifndef EVP_CIPHER_CTX_iv
 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx)
 {
     return ctx->iv;
 }
@@ -315,8 +316,9 @@
 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx)
 {
     return ctx->iv;
 }
+#endif /* EVP_CIPHER_CTX_iv */
 
 EVP_MD_CTX *EVP_MD_CTX_new(void)
 {
     return OPENSSL_zalloc(sizeof(EVP_MD_CTX));