anchor.diff:          };
   
           mysqli = {
  -          configureFlags = ["--with-mysqli=${if mysqlndSupport then "mysqlnd" else "${mysqlHeaders}/bin/mysql_config"}"];
  +          configureFlags = ["--with-mysqli=${if mysqlndSupport then "mysqlnd" else "${mysql.connector-c}/bin/mysql_config"}"];
             buildInputs = mysqlBuildInputs;
           };
   
  
positive.code:     { version, sha256 }:
  
      let php7 = lib.versionAtLeast version "7.0";
          mysqlHeaders = mysql.connector-c or mysql;
          mysqlndSupport = config.php.mysqlnd or false;
          mysqlBuildInputs = lib.optional (!mysqlndSupport) mysqlHeaders;
  
      in composableDerivation.composableDerivation {} (fixed: {
  
  
negative.code:         };
  
          pdo_mysql = {
            configureFlags = ["--with-pdo-mysql=${if mysqlndSupport then "mysqlnd" else mysql.connector-c}"];
            buildInputs = mysqlBuildInputs;
          };
  
  