diff --git a/src/msw/fdrepdlg.cpp b/src/msw/fdrepdlg.cpp
index 05df5ad616..0d34834244 100644
--- a/src/msw/fdrepdlg.cpp
+++ b/src/msw/fdrepdlg.cpp
@@ -345,7 +345,7 @@ wxFindReplaceDialog::~wxFindReplaceDialog()
     m_isShown = FALSE;
 
     // and from destroying our window
-    m_hWnd = NULL;
+    m_hWnd = (WXHWND)NULL;
 }
 
 bool wxFindReplaceDialog::Create(wxWindow *parent,
diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index c9a9494c0e..73cb9e08d3 100644
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -156,11 +156,8 @@ static void TranslateKbdEventToMouse(wxWindowMSW *win,
 // get the text metrics for the current font
 static TEXTMETRIC wxGetTextMetrics(const wxWindowMSW *win);
 
-// check if the mouse is in the window or its child
-static bool IsMouseInWindow(HWND hwnd);
-
 // wrapper around BringWindowToTop() API
-static inline wxBringWindowToTop(HWND hwnd)
+static inline void wxBringWindowToTop(HWND hwnd)
 {
 #ifdef __WXMICROWIN__
     // It seems that MicroWindows brings the _parent_ of the window to the top,