From 744fd3a71e6fce8aa2b9a2ee655f493b218010ee Mon Sep 17 00:00:00 2001
From: Wayne Stambaugh <stambaughw@gmail.com>
Date: Sun, 15 Jan 2023 12:18:56 -0500
Subject: [PATCH] Fix GCC build issue on Linux.

---
 pcbnew/pcb_track.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pcbnew/pcb_track.h b/pcbnew/pcb_track.h
index b1fb13401f..6c45ef7f31 100644
--- a/pcbnew/pcb_track.h
+++ b/pcbnew/pcb_track.h
@@ -36,6 +36,7 @@
 #define CLASS_TRACK_H
 
 
+#include <mutex>
 #include <board_connected_item.h>
 #include <base_units.h>
 #include <geometry/shape_segment.h>