diff --git a/mailnews/import/outlook/src/MapiMessage.cpp b/mailnews/import/outlook/src/MapiMessage.cpp
index 1e126dc3f480..7d9565acb03f 100644
--- a/mailnews/import/outlook/src/MapiMessage.cpp
+++ b/mailnews/import/outlook/src/MapiMessage.cpp
@@ -601,7 +601,6 @@ void CMapiMessage::ClearTempAttachFile( void)
 BOOL CMapiMessage::CopyBinAttachToFile( LPATTACH lpAttach)
 {
 	LPSTREAM	lpStreamFile;
-	DWORD		len;
 
 	m_ownsAttachFile = FALSE;
 	m_attachPath.Truncate();
diff --git a/mailnews/import/outlook/src/MapiMessage.h b/mailnews/import/outlook/src/MapiMessage.h
index de9de9a63b4e..4aa0162278b1 100644
--- a/mailnews/import/outlook/src/MapiMessage.h
+++ b/mailnews/import/outlook/src/MapiMessage.h
@@ -129,7 +129,7 @@ protected:
 	BOOL		AddHeader( nsCString& str, ULONG tag, const char *pPrefix);
 	void		AddDate( nsCString& str);
 	
-	BOOL		IsSpace( PRUnichar c) { return( m_whitespace.FindChar( c) != -1);}
+	BOOL		IsSpace( char c) { return( m_whitespace.FindChar( c) != -1);}
 
 private:
 	LPMESSAGE		m_lpMsg;