--- Modules/_ctypes/libffi_osx/x86/darwin64.S
+++ Modules/_ctypes/libffi_osx/x86/darwin64.S
@@ -29,7 +29,6 @@
 #include <fficonfig.h>
 #include <ffi.h>
 
- .file "darwin64.S"
 .text
 
 /* ffi_call_unix64 (void *args, unsigned long bytes, unsigned flags,