download
Do not be online instructions to pit, and now with github, the address is: https: //github.com/WiringPi/WiringPi, downloaded a package down.
Compile
Then sent to the Raspberry Pi by winSCP or other stuff, come build in raspberries.
The method is to switch to wiringPi, find the build file, then use the command: bash build
Do not directly use the "./build", this method has a problem.
Then there will be explained later Bahrain.
View installed did not directly use the command "gpio"