# File lib/rubyipmi.rb, line 111
  def self.is_provider_installed?(provider)
    case provider
      when "freeipmi"
        cmdpath = locate_command('ipmipower')
      when "ipmitool"
        cmdpath = locate_command('ipmitool')
      else
        raise "Invalid BMC provider type"
    end
    # return false if command was not found
    return ! cmdpath.nil?
  end