Fix deprecation warning

diff --git a/src/frontends/qt/GuiAbout.cpp b/src/frontends/qt/GuiAbout.cpp
index 3c874df671f1ab0a1dbffe2835c6e3b3bf0e2692..8e720df6b33836ecfdeea12157194eb61ac4732c 100644 (file)
--- a/src/frontends/qt/GuiAbout.cpp
+++ b/src/frontends/qt/GuiAbout.cpp
@@ -203,12 +203,27 @@ static QString buildinfo()
        QString res;
        QTextStream out(&res);
        out << "LyX " << lyx_version
-               << " (" << lyx_release_date << ")" << endl;
+               << " (" << lyx_release_date << ")"
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
+               << Qt::endl;
+#else
+               << endl;
+#endif
        if (std::string(lyx_git_commit_hash) != "none")
                out << qt_("  Git commit hash ")
-                   << QString(lyx_git_commit_hash).left(8) << endl;
-
-       out << lyx_version_info << endl;
+                   << QString(lyx_git_commit_hash).left(8)
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
+                   << Qt::endl;
+#else
+                   << endl;
+#endif
+
+       out << lyx_version_info 
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
+           << Qt::endl;
+#else
+           << endl;
+#endif
        return res;
 }