src/Pure/Tools/phabricator.scala

   sealed abstract class Webserver {
     override def toString: String = title
     def title: String
     def short_name: String
     def system_name: String = short_name
-    def php_name: String = short_name
+    def php_name: String = system_name
 
     def packages(): List[String]
 
     def system_path: Path = Path.basic(system_name)
     def root_dir: Path = Path.explode("/etc") + system_path