Core: Remove lots of buffer references in allocation code where not needed
Core: Remove lots of buffer references in allocation code where not needed

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