OpenSprinkler › Forums › OpenSprinkler Unified Firmware › OSPi 2.1.9 build errors › Reply To: OSPi 2.1.9 build errors September 30, 2019 at 7:53 pm #62790 RayKeymaster Sounds like you are missing some basic libraries: atoi is a very common function. I’ve never compiled the program in CentOS. If you just google the error message you should be able to find solutions online.
