From 15cb5ab075db72a5e4cfc992a6afc1937ee442fc Mon Sep 17 00:00:00 2001
From: James Turner <james@flightgear.org>
Date: Mon, 16 May 2022 12:14:13 +0100
Subject: [PATCH] Fix Windows: include needed for getpid()

---
 src/Viewer/fg_os_osgviewer.cxx | 4 ++++
 1 file changed, 4 insertions(+)
 mode change 100644 => 100755 src/Viewer/fg_os_osgviewer.cxx

diff --git a/src/Viewer/fg_os_osgviewer.cxx b/src/Viewer/fg_os_osgviewer.cxx
old mode 100644
new mode 100755
index cc0479c86..049cf9e50
--- a/src/Viewer/fg_os_osgviewer.cxx
+++ b/src/Viewer/fg_os_osgviewer.cxx
@@ -65,6 +65,10 @@
 #  include <GUI/CocoaHelpers.h>
 #endif
 
+#if defined(SG_WINDOWS)
+#include <process.h> // _getpid()
+#endif
+
 // Static linking of OSG needs special macros
 #ifdef OSG_LIBRARY_STATIC
 #include <osgDB/Registry>