fixed warnings
fixed warnings

kevleyski/directfb,lancebaiyouview/DirectFB,djbclark/directfb-core-DirectFB,kaostao/directfb,dfbdok/DirectFB1,lancebaiyouview/DirectFB,kevleyski/directfb,jcdubois/DirectFB,mtsekm/test,djbclark/directfb-core-DirectFB,sklnet/DirectFB,djbclark/directfb-core-DirectFB,dfbdok/DirectFB1,Distrotech/DirectFB,kevleyski/DirectFB-1,lancebaiyouview/DirectFB,Distrotech/DirectFB,kevleyski/directfb,kevleyski/directfb,jcdubois/DirectFB,deniskropp/DirectFB,sklnet/DirectFB,kevleyski/DirectFB-1,deniskropp/DirectFB,dfbdok/DirectFB1,lancebaiyouview/DirectFB,mtsekm/test,kaostao/directfb,kaostao/directfb,DirectFB/directfb,DirectFB/directfb,deniskropp/DirectFB,sklnet/DirectFB,Distrotech/DirectFB,kevleyski/DirectFB-1,sklnet/DirectFB,DirectFB/directfb,mtsekm/test,kevleyski/DirectFB-1,jcdubois/DirectFB,djbclark/directfb-core-DirectFB,deniskropp/DirectFB