WiringPi library source code packet, for official git server already shutdown

guowenxue

2019-07-31 b50c48a6b8999850963f01167c259931b1c8b0c7

tools/rpi_crosstool.tar.bz2 does not exist in tree ad10ece54c1bbd95a826499e7d7f05d3309e4c6a