--- firefox-81.0.1/build/mach_initialize.py.old 2020-10-06 14:16:06.212974910 +0200
+++ firefox-81.0.1/build/mach_initialize.py 2020-10-06 14:19:03.313179557 +0200
@@ -507,7 +507,10 @@ class ImportHook(object):
# doesn't happen or because it doesn't matter).
if not os.path.exists(module.__file__[:-1]):
if os.path.exists(module.__file__):
- os.remove(module.__file__)
+ try:
+ os.remove(module.__file__)
+ except:
+ pass
del sys.modules[module.__name__]
module = self(name, globals, locals, fromlist, level)