From 31046826f51b1770a7644750c102119c77f67414 Mon Sep 17 00:00:00 2001
From: PatR <rankin@nethack.org>
Date: Sat, 23 Jan 2021 15:58:23 -0800
Subject: [PATCH] couple of missing Qt prototypes

Shut up two missing prototype warnings.
---
 win/Qt/qt_bind.cpp |  5 ++++-
 win/Qt/qt_win.cpp  | 13 +++++++------
 win/Qt/qt_win.h    |  2 ++
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/win/Qt/qt_bind.cpp b/win/Qt/qt_bind.cpp
index 96b308f90..dc2521b46 100644
--- a/win/Qt/qt_bind.cpp
+++ b/win/Qt/qt_bind.cpp
@@ -1062,7 +1062,10 @@ struct window_procs Qt_procs = {
 };
 
 #ifndef WIN32
-extern "C" void
+extern "C" void play_usersound(const char *, int);
+
+/* called from core, sounds.c */
+void
 play_usersound(const char *filename, int volume UNUSED)
 {
 #if defined(USER_SOUNDS) && !defined(QT_NO_SOUND)
diff --git a/win/Qt/qt_win.cpp b/win/Qt/qt_win.cpp
index eafcb5921..60f422261 100644
--- a/win/Qt/qt_win.cpp
+++ b/win/Qt/qt_win.cpp
@@ -76,13 +76,14 @@ extern "C" {
 namespace nethack_qt_ {
 
 void
-centerOnMain( QWidget* w )
+centerOnMain(QWidget *w)
 {
-    QWidget* m = NetHackQtBind::mainWidget();
-    if (!m) m = qApp->desktop();
-    QPoint p = m->mapToGlobal(QPoint(0,0));
-    w->move( p.x() + m->width()/2  - w->width()/2,
-              p.y() + m->height()/2 - w->height()/2 );
+    QWidget *m = NetHackQtBind::mainWidget();
+    if (!m)
+        m = qApp->desktop();
+    QPoint p = m->mapToGlobal(QPoint(0, 0));
+    w->move(p.x() + m->width() / 2  - w->width() / 2,
+            p.y() + m->height() / 2 - w->height() / 2);
 }
 
 NetHackQtWindow::NetHackQtWindow()
diff --git a/win/Qt/qt_win.h b/win/Qt/qt_win.h
index 15f432268..6227563f1 100644
--- a/win/Qt/qt_win.h
+++ b/win/Qt/qt_win.h
@@ -17,6 +17,8 @@
 
 namespace nethack_qt_ {
 
+void centerOnMain(QWidget *); /* in the namespace but not in any class */
+
 class NetHackQtWindow {
 public:
 	NetHackQtWindow();