diff --git a/utils/helpview/src/helpview.h b/utils/helpview/src/helpview.h
index d4fc4cde2e..ded9b29dbe 100644
--- a/utils/helpview/src/helpview.h
+++ b/utils/helpview/src/helpview.h
@@ -20,7 +20,7 @@
 
 // If 1, start a server to allow this to be used
 // as an external help viewer.
-#if defined(__WXMAC__) && !defined(__UNIX__)
+#if ( defined(__WXMAC__) || defined(__WXMGL__) ) && !defined(__UNIX__)
 #define hvUSE_IPC 0
 #else
 #define hvUSE_IPC 1
@@ -66,12 +66,12 @@ public:
 
 private:
     wxHtmlHelpController*   m_helpController;
-    
+
 #if hvUSE_IPC
     wxList                  m_connections;
     hvServer*               m_server;
 #endif
-    
+
 };
 
 #if hvUSE_IPC