Various fixes and updates to build that all.

svn path=/nixpkgs/branches/stdenv-updates/; revision=10568

pkgs/tools/compression/lzma/default.nix

@@ -0,0 +1,18 @@
+{stdenv, fetchurl}:
+
+stdenv.mkDerivation {
+  name = "lzma-4.32.5";
+  
+  src = fetchurl {
+    url = http://tukaani.org/lzma/lzma-4.32.5.tar.gz;
+    sha256 = "1mqy1biy46gqky6n3gyr2l395hwckh0xyi96waz5p5x8mgp372ch";
+  };
+
+  CFLAGS = "-O3";
+  CXXFLAGS = "-O3";
+
+  meta = {
+    homepage = http://tukaani.org/lzma/;
+    description = "The LZMA compression program";
+  };
+}