anchor.diff:    # perhaps this can be done setting php_value in apache don't have time to investigate any further ?
     # This expression is a quick hack now. But perhaps it helps you adding the configuration flags you need?
     php = (import ../development/interpreters/php_configurable) {
  -   inherit mkDerivationByConfiguration stdenv;
  +   inherit mkDerivationByConfiguration stdenv mysql;
      lib = lib_unstable;
      inherit fetchurl flex bison apacheHttpd; # gettext;
  -   mysql = mysql5;
      inherit libxml2;
     };
   
  
positive.code:     inherit fetchurl stdenv apacheHttpd python;
    };
  
    mysql = import ../servers/sql/mysql {
      inherit fetchurl stdenv ncurses zlib perl;
      ps = procps; /* !!! Linux only */
    };
  
    mysql5 = import ../servers/sql/mysql5 {
      inherit fetchurl stdenv ncurses zlib perl;
      ps = procps; /* !!! Linux only */
    };
  
negative.code: 
    libdbiDrivers = libdbiDriversFun {
      version = "0.8.2-1";
      inherit sqlite mysql;
    } null;
  
  
  