Corrected include of std::abs <cstdio> -> <stdlib>

diff --git a/classes/clockswidget.cpp b/classes/clockswidget.cpp
index 859925f..04390b3 100644 (file)
--- a/classes/clockswidget.cpp
+++ b/classes/clockswidget.cpp
@@ -28,7 +28,7 @@
 #include <QHBoxLayout>
 #include <QVBoxLayout>
 #include <QFont>
-#include <cstdio>
+#include <cstdlib>
 #include <QMouseEvent>
 
 ClocksWidget::ClocksWidget(ChessClock *white, ChessClock *black, QWidget *parent):