Use Q_EMIT here

kcmkgamma/gammactrl.cpp

@@ -92,7 +92,7 @@ void GammaCtrl::setGamma(int sliderpos)
         textfield->setNum(xv->getGamma(gchannel));
         oldpos = sliderpos;
         changed = false;
-        emit gammaChanged(sliderpos);
+        Q_EMIT gammaChanged(sliderpos);
     }
 }
 

kcmkgamma/kgamma.cpp

@@ -319,7 +319,7 @@ void KGamma::load()
         }
         xv->setScreen(currentScreen);
 
-        emit changed(false);
+        Q_EMIT changed(false);
     }
 }
 
@@ -368,7 +368,7 @@ void KGamma::save()
         config->sync();
         delete config;
         saved = true;
-        emit changed(false);
+        Q_EMIT changed(false);
     }
 }
 

kcmkgamma/kgamma.h

@@ -46,7 +46,7 @@ private Q_SLOTS:
     /** Called if the user changesd something */
     void Changed()
     {
-        emit changed(true);
+        Q_EMIT changed(true);
     }
     /** Called if the user marked or unmarked the XF86Config checkbox */
     void changeConfig();