diff --git a/pkgs/development/compilers/ghcs/default.nix b/pkgs/development/compilers/ghcs/default.nix
index c3a46968880..c026a860d40 100644
--- a/pkgs/development/compilers/ghcs/default.nix
+++ b/pkgs/development/compilers/ghcs/default.nix
@@ -43,14 +43,14 @@
   # used to automatically get dependencies ( used for core_libs ) 
   # TODO use kind of state and evaluate deps of a dep only once
   resolveDeps = ghc : libs : 
-    let attrs = __listToAttrs libs; in
+    let attrs = builtins.listToAttrs libs; in
       rec {
         # using undocumented feature that attribute can contain hyphens when using listToAttrs
         # You should be able to get the attribute values using __getAttr
-        result = __listToAttrs (map ( l : lib.av l.name (
+        result = builtins.listToAttrs (map ( l : lib.av l.name (
                                packageByPackageDB ghc l.name 
                                       ("lib/ghc-${ghc.version}/${l.name}.conf")
-                                      (map (n: __getAttr n result) l.deps)
+                                      (map (n: builtins.getAttr n result) l.deps)
                 ) ) libs );
       }.result;
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e7c1421af95..37ba6cb3a5c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -196,10 +196,13 @@ rec {
     meta = (if drv ? meta then drv.meta else {}) // {priority = "10";};
   };
 
-  mkDerivationByConfiguration = { flagConfig ? {}, optionals ? [], defaults ? [],  
-        extraAttrs, collectExtraPhaseActions ? []} :
+  mkDerivationByConfiguration = 
+    assert builtins ? isAttrs;
+    { flagConfig ? {}, optionals ? [], defaults ? []
+    , extraAttrs, collectExtraPhaseActions ? []
+    }:
     args: with args.lib; with args;
-    if ( __isAttrs extraAttrs ) then builtins.throw "the argument extraAttrs needs to be a function beeing passed co, but attribute set passed "
+    if ( builtins.isAttrs extraAttrs ) then builtins.throw "the argument extraAttrs needs to be a function beeing passed co, but attribute set passed "
     else
     let co = chooseOptionsByFlags { inherit args flagConfig optionals defaults collectExtraPhaseActions; }; in
       args.stdenv.mkDerivation ( 
@@ -938,11 +941,13 @@ rec {
      { ghcPkgUtil = ../development/libraries/haskell/generic/ghcPkgUtil.sh; }
      "mkdir -p $out/nix-support; cp $ghcPkgUtil \$out/nix-support/setup-hook;";
 
-  ghcsAndLibs = recurseIntoAttrs (import ../development/compilers/ghcs {
-      inherit ghcboot fetchurl recurseIntoAttrs perl gnum4 gmp readline stdenv;
+  ghcsAndLibs = 
+    assert builtins ? listToAttrs;
+    recurseIntoAttrs (import ../development/compilers/ghcs {
+      inherit ghcboot fetchurl recurseIntoAttrs perl gnum4 gmp readline;
       inherit ghcPkgUtil;
       lib = lib_unstable;
-  });
+    });
 
   # creates ghc-X-wl wich adds the passed libraries to the env var GHC_PACKAGE_PATH
   createGhcWrapper = { ghcPackagedLibs ? false, ghc, libraries, name, suffix ? "ghc_wrapper_${ghc.name}" } :
@@ -1185,11 +1190,11 @@ rec {
   perl = if !stdenv.isLinux then sysPerl else realPerl;
 
   # FIXME: unixODBC needs patching on Darwin (see darwinports)
-  #php = import ../development/interpreters/php {
-    #inherit stdenv fetchurl flex bison libxml2 apacheHttpd;
-    #unixODBC =
-      #if stdenv.isDarwin then null else unixODBC;
-  #};
+  phpOld = import ../development/interpreters/php {
+    inherit stdenv fetchurl flex bison libxml2 apacheHttpd;
+    unixODBC =
+      if stdenv.isDarwin then null else unixODBC;
+  };
 
   # FIXME somehow somewhen: We need to recompile php if the ini file changes because the only way to
   # tell the apache module where to look for this file is using a compile time flag ;-(
@@ -1198,7 +1203,8 @@ rec {
   php = (import ../development/interpreters/php_configurable) {
    inherit mkDerivationByConfiguration;
    lib = lib_unstable;
-   inherit fetchurl flex bison apacheHttpd mysql; # gettext;
+   inherit fetchurl flex bison apacheHttpd; # gettext;
+   mysql = mysql5;
    inherit libxml2;
   };