# File lib/phusion_passenger/platform_info/apache.rb, line 385
        def self.a2dismod(options = {})
                apxs2 = options[:apxs2] || self.apxs2
                dir = File.dirname(apxs2)
                # a2dismod is supposed to be a Debian extension that only works
                # on the APT-installed Apache, so only return non-nil if we're
                # working against the APT-installed Apache.
                if dir == "/usr/bin" || dir == "/usr/sbin"
                        if env_defined?('A2DISMOD')
                                return ENV['A2DISMOD']
                        else
                                return find_apache2_executable("a2dismod", options)
                        end
                end
        end