OpenSSL: Default the SINGLE_DH_USE option flag set

[exim.git] / src / src / tls-openssl.c

diff --git a/src/src/tls-openssl.c b/src/src/tls-openssl.c
index 9944a8f60db944eef640830e15ef247e72a922f7..3ecb6cb3ff28376891d0a1ea8c39e728c65ddfa1 100644 (file)
--- a/src/src/tls-openssl.c
+++ b/src/src/tls-openssl.c
@@ -2751,6 +2751,9 @@ result = 0L;
 #ifdef SSL_OP_NO_SSLv2
 result |= SSL_OP_NO_SSLv2;
 #endif
+#ifdef SSL_OP_SINGLE_DH_USE
+result |= SSL_OP_SINGLE_DH_USE;
+#endif
 
 if (option_spec == NULL)
   {