Fixed single app core built.
Fixed single app core built.

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