--- /pre_fix/dropbox.py 2019-06-19 03:02:17.000000000 +0800
+++ /after/dropbox.py   2019-07-10 01:31:14.000000000 +0800
@@ -748,6 +748,11 @@
     return newmeth

 def start_dropbox():
+    lib_path = os.path.join(DROPBOX_DIST_PATH, "libdropbox_fs_fix.so")
+    if os.path.exists(lib_path):
+        console_print(u"\ndropbox: load filesystem fix library")
+        os.environ["LD_PRELOAD"] = lib_path
+
     if os.access(DROPBOXD_PATH, os.X_OK):
         f = open("/dev/null", "w")
         # we don't reap the child because we're gonna die anyway, let init do it