Remove unecessary branching on old nix versions

All these builtins are available since 1.10 or earlier (1.10 being the lib/minver.nix)
2016-06-17 11:06:48 +01:00
parent 9bbac1f4ea
commit bec28d748c
3 changed files with 15 additions and 73 deletions
@@ -45,9 +45,9 @@ let
  config =
    let
      toPath = builtins.toPath;
-      getEnv = x: if builtins ? getEnv then builtins.getEnv x else "";
+      getEnv = builtins.getEnv;
      pathExists = name:
-        builtins ? pathExists && builtins.pathExists (toPath name);
+        builtins.pathExists (toPath name);

      configFile = getEnv "NIXPKGS_CONFIG";
      homeDir = getEnv "HOME";