diff -r e7439fa13093 -r 5314ebdcb38d sources/interface.cpp
--- a/sources/interface.cpp	Thu Jul 23 17:45:54 2015 +0300
+++ b/sources/interface.cpp	Thu Jul 23 17:51:35 2015 +0300
@@ -153,7 +153,7 @@
 	NeedNicklistRender (false),
 	OutputScroll (0),
 	CurrentInputState (INPUTSTATE_NORMAL),
-	DisconnectConfirmFunction (NULL)
+	DisconnectConfirmFunction (nullptr)
 {
 	::initscr();
 	::raw();