fix build.

diff --git a/mcs/class/System.ServiceModel/System.ServiceModel.Channels/HttpRequestChannel.cs b/mcs/class/System.ServiceModel/System.ServiceModel.Channels/HttpRequestChannel.cs
index fe334a40d6d8951879ce847ca678b400967d120b..6ebafbd99da921404d65d3adb895336911dfc45b 100644 (file)
--- a/mcs/class/System.ServiceModel/System.ServiceModel.Channels/HttpRequestChannel.cs
+++ b/mcs/class/System.ServiceModel/System.ServiceModel.Channels/HttpRequestChannel.cs
@@ -167,9 +167,11 @@ namespace System.ServiceModel.Channels
                                                case "Expect":
                                                        web_request.Expect = hp.Headers [key];
                                                        break;
+#if NET_4_0
                                                case "Host":
                                                        web_request.Host = hp.Headers [key];
                                                        break;
+#endif
                                                //case "If-Modified-Since":
                                                //      web_request.IfModifiedSince = hp.Headers [key];
                                                //      break;