From 1cef08e92b43dcbc2b1726ba7e033fadebb992d0 Mon Sep 17 00:00:00 2001
From: Janek Bevendorff <janek@jbev.net>
Date: Thu, 23 Feb 2017 01:08:26 +0100
Subject: [PATCH] Only query operating system stats on Qt >= 5.4

---
 src/gui/AboutDialog.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gui/AboutDialog.cpp b/src/gui/AboutDialog.cpp
index 1f4cda9a5..5c459c8d4 100644
--- a/src/gui/AboutDialog.cpp
+++ b/src/gui/AboutDialog.cpp
@@ -58,6 +58,7 @@ AboutDialog::AboutDialog(QWidget* parent)
              .arg(QString::fromLocal8Bit(qVersion()))
              .arg(Crypto::backendVersion()));
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
     debugInfo.append(tr("Operating system: %1 (version: %2)\nCPU architecture: %3\nKernel: %4 %5")
              .arg(QSysInfo::prettyProductName())
              .arg(QSysInfo::productVersion())
@@ -66,6 +67,7 @@ AboutDialog::AboutDialog(QWidget* parent)
              .arg(QSysInfo::kernelVersion()));
 
     debugInfo.append("\n\n");
+#endif
 
     QString extensions;
 #ifdef WITH_XC_HTTP