unload .NET

Author: scivision

+stdlib/is_wsl.m

@@ -11,9 +11,8 @@
   fid = fopen('/proc/version');
   if fid >= 1
     v = fscanf(fid, '%s');
-    if fclose(fid) ~= 0
-      w = -1;
-    elseif endsWith(v, "microsoft-standard-WSL2")
+    fclose(fid);
+    if endsWith(v, "microsoft-standard-WSL2")
       w = 2;
     elseif endsWith(v, "-Microsoft")
       w = 1;

+stdlib/ram_total.m

@@ -11,12 +11,13 @@
 
 bytes = uint64(0);
 
-% .NET is about 10 times SLOWER than Java
-if ispc() && ~stdlib.has_java() && stdlib.has_dotnet()
+
+if ispc() && stdlib.has_dotnet()
+  % about the same speed as the Java version below.
   h = NET.addAssembly('Microsoft.VisualBasic');
   ci = Microsoft.VisualBasic.Devices.ComputerInfo();
   bytes = ci.TotalPhysicalMemory;
-  delete(h);
+  delete(h)
 elseif stdlib.has_java()
   b = javaMethod("getOperatingSystemMXBean", "java.lang.management.ManagementFactory");