1 files changed, 3 insertions, 3 deletions
diff --git a/src/Common/Backends/SystemBackendProc.h b/src/Common/Backends/SystemBackendProc.h
index 619c996..79ff6c5 100644
--- a/src/Common/Backends/SystemBackendProc.h
+++ b/src/Common/Backends/SystemBackendProc.h
@@ -47,9 +47,9 @@ class SystemBackendProc : public SystemBackend {
       SystemBackend::unregisterBackend(&backend);
     }
 
-    virtual UptimeInfo uptimeInfo();
-    virtual MemoryInfo memoryInfo();
-    virtual LoadInfo loadInfo();
+    virtual bool uptimeInfo(const sigc::slot<void, unsigned long, unsigned long> &callback);
+    virtual bool memoryInfo(const sigc::slot<void, unsigned long, unsigned long, unsigned long, unsigned long> &callback);
+    virtual bool loadInfo(const sigc::slot<void, unsigned long, unsigned long, float, float, float> &callback);
 };
 
 }