diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index 7faba4a51..6783361c6 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -5625,8 +5625,8 @@
       <not-bool/>
     </arg>
   </function>
-  <!-- virtual wxString wxListbox::GetString (unsigned int n) const-->
-  <function name="wxListbox::GetString">
+  <!-- virtual wxString wxListBox::GetString (unsigned int n) const-->
+  <function name="wxListBox::GetString">
     <noreturn>false</noreturn>
     <leak-ignore/>
     <use-retval/>
@@ -11389,6 +11389,18 @@
       <not-bool/>
     </arg>
   </function>
+  <!-- static void wxMemoryFSHandler::AddFile( const wxString & filename, const wxString & textdata ) -->
+  <!-- static void wxMemoryFSHandler::AddFile( const wxString & filename, const void * binarydata, size_t size ) -->
+  <!-- static void wxMemoryFSHandler::AddFile( const wxString & filename, wxImage & image, wxBitmapType type) -->
+  <!-- static void wxMemoryFSHandler::AddFile( const wxString & filename, wxBitmap & bmp, wxBitmapType type) -->
+  <function name="wxMemoryFSHandler::AddFile">
+    <noreturn>false</noreturn>
+    <returnValue type="void"/>
+    <arg nr="1" direction="in"/>
+    <arg nr="2" direction="in" default="0"/>
+    <arg nr="3" direction="in" default="0"/>
+    <arg nr="4" direction="in" default="0"/>
+  </function>
   <!-- wxTreeItemId wxTreeCtrl::AppendItem(const wxTreeItemId & parent, const wxString & text, int image = -1, int selImage = -1, wxTreeItemData * data = NULL)-->
   <function name="wxTreeCtrl::AppendItem">
     <leak-ignore/>
@@ -11663,6 +11675,16 @@ wxItemKind kind = wxITEM_NORMAL) -->
       <not-bool/>
     </arg>
   </function>
+  <!-- virtual wxMenuItem * wxMenuBar::FindItem( int id, wxMenu * menu = NULL ) const -->
+  <function name="wxMenuBar::FindItem">
+    <noreturn>false</noreturn>
+    <returnValue type="wxMenuItem *"/>
+    <const/>
+    <arg nr="1" direction="in">
+      <not-uninit/>
+    </arg>
+    <arg nr="2" default="NULL" direction="inout"/>
+  </function>
   <!-- virtual void wxWithImages::SetImageList(wxImageList * imageList) -->
   <!-- virtual void wxWithImages::AssignImageList(wxImageList * imageList) -->
   <!-- virtual void wxToolbook::SetImageList(wxImageList * imageList) -->