documentation should use "DHE" instead of "EDH"

doc/ssl/SSL_CTX_set_cipher_list.pod

diff --git a/doc/ssl/SSL_CTX_set_cipher_list.pod b/doc/ssl/SSL_CTX_set_cipher_list.pod
index ed64f64..7667661 100644
--- a/doc/ssl/SSL_CTX_set_cipher_list.pod
+++ b/doc/ssl/SSL_CTX_set_cipher_list.pod
@@ -41,7 +41,7 @@
 a temporary 512 bit RSA key, as typically the supplied key has a length
 of 1024 bit (see
 L<SSL_CTX_set_tmp_rsa_callback(3)|SSL_CTX_set_tmp_rsa_callback(3)>).
-RSA ciphers using EDH need a certificate and key and additional DH-parameters
+RSA ciphers using DHE need a certificate and key and additional DH-parameters
 (see L<SSL_CTX_set_tmp_dh_callback(3)|SSL_CTX_set_tmp_dh_callback(3)>).
 
 A DSA cipher can only be chosen, when a DSA certificate is available.

doc/ssl/SSL_CTX_set_options.pod

diff --git a/doc/ssl/SSL_CTX_set_options.pod b/doc/ssl/SSL_CTX_set_options.pod
index fded060..4f990b2 100644
--- a/doc/ssl/SSL_CTX_set_options.pod
+++ b/doc/ssl/SSL_CTX_set_options.pod
@@ -159,7 +159,7 @@
 with restricted RSA keylength). By setting this option, ephemeral
 RSA keys are always used. This option breaks compatibility with the
 SSL/TLS specifications and may lead to interoperability problems with
-clients and should therefore never be used. Ciphers with EDH (ephemeral
+clients and should therefore never be used. Ciphers with DHE (ephemeral
 Diffie-Hellman) key exchange should be used instead.
 
 =item SSL_OP_CIPHER_SERVER_PREFERENCE

doc/ssl/SSL_CTX_set_tmp_rsa_callback.pod

diff --git a/doc/ssl/SSL_CTX_set_tmp_rsa_callback.pod b/doc/ssl/SSL_CTX_set_tmp_rsa_callback.pod
index 534643c..b23e43a 100644
--- a/doc/ssl/SSL_CTX_set_tmp_rsa_callback.pod
+++ b/doc/ssl/SSL_CTX_set_tmp_rsa_callback.pod
@@ -70,7 +70,7 @@
 for export ciphers. Using ephemeral RSA key exchange for other purposes
 violates the standard and can break interoperability with clients.
 It is therefore strongly recommended to not use ephemeral RSA key
-exchange and use EDH (Ephemeral Diffie-Hellman) key exchange instead
+exchange and use DHE (Ephemeral Diffie-Hellman) key exchange instead
 in order to achieve forward secrecy (see
 L<SSL_CTX_set_tmp_dh_callback(3)|SSL_CTX_set_tmp_dh_callback(3)>).