No os-release support on OpenBSD
Index: src/lib/util/kosrelease.cpp
--- src/lib/util/kosrelease.cpp.orig
+++ src/lib/util/kosrelease.cpp
@@ -74,10 +74,12 @@ class KOSReleasePrivate
 {
 public:
     explicit KOSReleasePrivate(QString filePath)
-        : name(QStringLiteral("Linux"))
-        , id(QStringLiteral("linux"))
-        , prettyName(QStringLiteral("Linux"))
+        : name(QStringLiteral("OpenBSD"))
+        , id(QStringLiteral("openbsd"))
+        , prettyName(QStringLiteral("OpenBSD"))
+        , logo(QStringLiteral("distributor-logo-openbsd"))
     {
+        return; // NO os-release on OpenBSD
         // Default values for non-optional fields set above ^.
 
         QHash<QString, QString *> stringHash = {{QStringLiteral("NAME"), &name},
