anchor.diff:          };
   
           mysql = {
  -          configureFlags = ["--with-mysql=${mysql.lib}"];
  -          buildInputs = [ mysql.lib ];
  +          configureFlags = ["--with-mysql=${libmysql}"];
  +          buildInputs = [ libmysql ];
           };
   
           mysqli = {
  -          configureFlags = ["--with-mysqli=${mysql.lib}/bin/mysql_config"];
  -          buildInputs = [ mysql.lib ];
  +          configureFlags = ["--with-mysqli=${libmysql}/bin/mysql_config"];
  +          buildInputs = [ libmysql ];
           };
   
           mysqli_embedded = {
  
positive.code:         };
  
          pdo_mysql = {
            configureFlags = ["--with-pdo-mysql=${mysql.lib}"];
            buildInputs = [ mysql.lib ];
          };
  
          bcmath = {
  
negative.code: { lib, stdenv, fetchurl, composableDerivation, autoconf, automake, flex, bison
  , libmysql, libxml2, readline, zlib, curl, postgresql, gettext
  , openssl, pkgconfig, sqlite, config, libjpeg, libpng, freetype
  , libxslt, libmcrypt, bzip2, icu, openldap, cyrus_sasl, libmhash, freetds
  , uwimap, pam, gmp, apacheHttpd }:
  