libdirect: Use SIGUNUSED instead of 123 (e.g. _NSIG is 64 here only), also block close signal in handler thread, use direct_sigprocmask().
libdirect: Use SIGUNUSED instead of 123 (e.g. _NSIG is 64 here only), also block close signal in handler thread, use direct_sigprocmask().

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