nixpkgs/pkgs/applications/file-managers/spacefm/x11-only.patch

--- a/src/main.c	2021-02-09 13:54:32.847364236 +0100
+++ b/src/main.c	2021-02-09 10:41:51.541203271 +0100
@@ -1350,6 +1351,7 @@
                 vfs_file_monitor_clean();
                 return 1;
             }
+            gdk_set_allowed_backends("x11");
             gtk_init (&argc, &argv);
             int ret = custom_dialog_init( argc, argv );
             if ( ret != 0 )