From ae053e168b258dc895501170121ad47870269e39 Mon Sep 17 00:00:00 2001
From: Christoph Ruegg <git@cdrnet.ch>
Date: Sun, 6 Oct 2013 13:35:16 +0200
Subject: [PATCH] Control: fix portable build

---
 src/Numerics/Control.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Numerics/Control.cs b/src/Numerics/Control.cs
index dee4bdc1..82ad7777 100644
--- a/src/Numerics/Control.cs
+++ b/src/Numerics/Control.cs
@@ -66,6 +66,10 @@ namespace MathNet.Numerics
             _parallelizeElements = 300;
 
             // Linear Algebra Provider
+#if PORTABLE
+            // GetEnvironmentVariable is not available in portable!
+            LinearAlgebraProvider = new ManagedLinearAlgebraProvider();
+#else
             try
             {
                 const string name = "MathNetNumericsLAProvider";
@@ -87,6 +91,7 @@ namespace MathNet.Numerics
                 // We don't care about any failures here at all
                 LinearAlgebraProvider = new ManagedLinearAlgebraProvider();
             }
+#endif
         }
 
         public static void UseSingleThread()