1g/namespace_packages/s//#&/
2/^USE_SYSTEM_FFI /s/=.*/= True/
3/^USE_SYSTEM_LIBXML /s/=.*/= True/
4a
5
6SDKROOT = os.environ.get('SDKROOT')
7if SDKROOT is None or SDKROOT is '':
8    SDKROOT = '/'
9.
10/os\.path\.exists('\/usr\/include\/objc\/runtime\.h'):$/s/'\/usr\/include\/objc\/runtime\.h'/os.path.join(SDKROOT, 'usr\/include\/objc\/runtime\.h')/
11/"-I\/usr\/include\/ffi"/s//'-I' + os.path.join(SDKROOT, "usr\/include\/ffi")/
12w
13