[Nut-upsuser] I have a question in use CyberPower UPS.

[Charles Lepple]

On Aug 7, 2017, at 7:33 AM, Andy Jan <andy1635qq at gmail.com> wrote:
> 
> [root at andy nut-2.7.4]# yum install libusb
> Loaded plugins: langpacks, presto, refresh-packagekit
> Package 1:libusb-0.1.3-11.fc18.i686 already installed and latest version

That is the runtime library. To rebuild nut, you will also need something like libusb-devel (not sure of the exact name)