I find a list, where the same problem occured with EDH-RSA-DES-CBC-SHA cipher... 
http://marc.theaimsgroup.com/?l=openssl-users&m=109844857431850&w=2
The offered solution is the following:

“You need to include a call to SSL_CTX_set_tmp_dh() which the DH parameters
too.”

How can I include the above? 

Thans: