diff -up gnutls-2.4.0/lib/gnutlsxx.cpp.nosrp gnutls-2.4.0/lib/gnutlsxx.cpp
--- gnutls-2.4.0/lib/gnutlsxx.cpp.nosrp	2008-05-19 10:01:43.000000000 +0200
+++ gnutls-2.4.0/lib/gnutlsxx.cpp	2008-06-23 20:11:26.000000000 +0200
@@ -398,7 +398,11 @@ void session::set_credentials( credentia
 
 const char* server_session::get_srp_username() const
 {
+#ifdef ENABLE_SRP
     return gnutls_srp_server_get_username( s);
+#else
+    return NULL;
+#endif
 }
 
 const char* server_session::get_psk_username() const
@@ -677,7 +681,7 @@ void certificate_client_credentials::set
 }
 
 // SRP
-
+#ifdef ENABLE_SRP
 srp_server_credentials::srp_server_credentials() : credentials(GNUTLS_CRD_SRP)
 { 
     RETWRAP(gnutls_srp_allocate_server_credentials( &cred));
@@ -721,7 +725,7 @@ void srp_client_credentials::set_credent
 {
     gnutls_srp_set_client_credentials_function( cred, func);
 }
-
+#endif
 // PSK
 
 psk_server_credentials::psk_server_credentials() : credentials(GNUTLS_CRD_PSK)