lib: alphabetize things

lib/systems.nix

@@ -84,10 +84,10 @@ rec {
   };
 
 
+  is64Bit = matchAttrs { cpu = { bits = 64; }; };
   isDarwin = matchAttrs { kernel = kernels.darwin; };
-  isLinux = matchAttrs { kernel = kernels.linux; };
   isi686 = matchAttrs { cpu = cpuTypes.i686; };
-  is64Bit = matchAttrs { cpu = { bits = 64; }; };
+  isLinux = matchAttrs { kernel = kernels.linux; };
 
 
   # This should revert the job done by config.guess from the gcc compiler.

lib/tests/release.nix

@@ -11,14 +11,14 @@ stdenv.mkDerivation {
   buildCommand = ''
     datadir="${nix}/share"
     export TEST_ROOT=$(pwd)/test-tmp
-    export NIX_STORE_DIR=$TEST_ROOT/store
+    export NIX_BUILD_HOOK=
+    export NIX_CONF_DIR=$TEST_ROOT/etc
+    export NIX_DB_DIR=$TEST_ROOT/db
     export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
     export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
-    export NIX_STATE_DIR=$TEST_ROOT/var/nix
-    export NIX_DB_DIR=$TEST_ROOT/db
-    export NIX_CONF_DIR=$TEST_ROOT/etc
     export NIX_MANIFESTS_DIR=$TEST_ROOT/var/nix/manifests
-    export NIX_BUILD_HOOK=
+    export NIX_STATE_DIR=$TEST_ROOT/var/nix
+    export NIX_STORE_DIR=$TEST_ROOT/store
     export PAGER=cat
     cacheDir=$TEST_ROOT/binary-cache
     nix-store --init