Exclude the TimeZone/Computer/FileCatalog cmdlets for Linux. They use windows specific Win32 APIs

src/Microsoft.PowerShell.Security/project.json

@@ -10,6 +10,14 @@
         "allowUnsafe": true
     },
 
+    "configurations": {
+        "Linux": {
+            "buildOptions": {
+                "define": [ "LINUX" ]
+            }
+        }
+    },
+
     "dependencies": {
         "System.Management.Automation": "1.0.0-*"
     },

src/Microsoft.PowerShell.Security/security/CatalogCommands.cs

@@ -1,3 +1,5 @@
+#if !LINUX
+
 /********************************************************************++
 Copyright (c) Microsoft Corporation.  All rights reserved.
 --********************************************************************/
@@ -279,4 +281,6 @@ namespace Microsoft.PowerShell.Commands
         }
     }
 
-}
+}
+
+#endif