diff --git a/Robust.Server/Utility/WindowsTickPeriod.cs b/Robust.Server/Utility/WindowsTickPeriod.cs
index 2b94fad7d04..87298c379ee 100644
--- a/Robust.Server/Utility/WindowsTickPeriod.cs
+++ b/Robust.Server/Utility/WindowsTickPeriod.cs
@@ -1,21 +1,17 @@
 using System;
-using System.Runtime.InteropServices;
+using TerraFX.Interop.Windows;
 
 namespace Robust.Server.Utility
 {
     internal static class WindowsTickPeriod
     {
-        private const uint TIMERR_NOERROR = 0;
-        // This is an actual error code my god.
-        private const uint TIMERR_NOCANDO = 97;
-
         public static void TimeBeginPeriod(uint period)
         {
             if (!OperatingSystem.IsWindows())
                 throw new InvalidOperationException();
 
-            var ret = timeBeginPeriod(period);
-            if (ret != TIMERR_NOERROR)
+            var ret = Windows.timeBeginPeriod(period);
+            if (ret != Windows.TIMERR_NOERROR)
                 throw new InvalidOperationException($"timeBeginPeriod returned error: {ret}");
         }
 
@@ -24,15 +20,9 @@ public static void TimeEndPeriod(uint period)
             if (!OperatingSystem.IsWindows())
                 throw new InvalidOperationException();
 
-            var ret = timeEndPeriod(period);
-            if (ret != TIMERR_NOERROR)
+            var ret = Windows.timeBeginPeriod(period);
+            if (ret != Windows.TIMERR_NOERROR)
                 throw new InvalidOperationException($"timeEndPeriod returned error: {ret}");
         }
-
-        [DllImport("Winmm.dll")]
-        private static extern uint timeBeginPeriod(uint uPeriod);
-
-        [DllImport("Winmm.dll")]
-        private static extern uint timeEndPeriod(uint uPeriod);
     }
 }
diff --git a/Robust.Shared/Log/ConsoleLogHandler.cs b/Robust.Shared/Log/ConsoleLogHandler.cs
index 4662b0f54c9..7b55455f477 100644
--- a/Robust.Shared/Log/ConsoleLogHandler.cs
+++ b/Robust.Shared/Log/ConsoleLogHandler.cs
@@ -1,12 +1,11 @@
 using System;
 using System.Diagnostics;
 using System.IO;
-using System.Runtime.InteropServices;
 using System.Text;
 using System.Text.Unicode;
 using System.Timers;
-using JetBrains.Annotations;
 using Serilog.Events;
+using TerraFX.Interop.Windows;
 
 namespace Robust.Shared.Log
 {
@@ -200,14 +199,15 @@ public void Dispose()
     internal static class WindowsConsole
     {
 
-        public static bool TryEnableVirtualTerminalProcessing()
+        public static unsafe bool TryEnableVirtualTerminalProcessing()
         {
             try
             {
-                var stdHandle = NativeMethods.GetStdHandle(-11);
-                NativeMethods.GetConsoleMode(stdHandle, out var mode);
-                NativeMethods.SetConsoleMode(stdHandle, mode | 4);
-                NativeMethods.GetConsoleMode(stdHandle, out mode);
+                var stdHandle = Windows.GetStdHandle(unchecked((uint)-11));
+                uint mode;
+                Windows.GetConsoleMode(stdHandle, &mode);
+                Windows.SetConsoleMode(stdHandle, mode | 4);
+                Windows.GetConsoleMode(stdHandle, &mode);
                 return (mode & 4) == 4;
             }
             catch (DllNotFoundException)
@@ -226,7 +226,7 @@ public static bool TryEnableVirtualTerminalProcessing()
 
         public static void TryDetachFromConsoleWindow()
         {
-            if (NativeMethods.GetConsoleWindow() == default
+            if (Windows.GetConsoleWindow() == default
                 || Debugger.IsAttached
                 || System.Console.IsOutputRedirected
                 || System.Console.IsErrorRedirected
@@ -235,27 +235,12 @@ public static void TryDetachFromConsoleWindow()
                 return;
             }
 
-            _freedConsole = NativeMethods.FreeConsole();
+            _freedConsole = Windows.FreeConsole();
         }
 
         internal static class NativeMethods
         {
             public const int CodePageUtf8 = 65001;
-
-            [DllImport("kernel32", SetLastError = true)]
-            internal static extern bool SetConsoleMode(IntPtr hConsoleHandle, int mode);
-
-            [DllImport("kernel32", SetLastError = true)]
-            internal static extern bool GetConsoleMode(IntPtr handle, out int mode);
-
-            [DllImport("kernel32", SetLastError = true)]
-            internal static extern IntPtr GetStdHandle(int handle);
-
-            [DllImport("kernel32", SetLastError = true)]
-            internal static extern bool FreeConsole();
-
-            [DllImport("kernel32", SetLastError = true)]
-            internal static extern IntPtr GetConsoleWindow();
         }
 
     }
diff --git a/Robust.Shared/Utility/ProcessExt.cs b/Robust.Shared/Utility/ProcessExt.cs
index 2db1b202fbd..c085510e0fd 100644
--- a/Robust.Shared/Utility/ProcessExt.cs
+++ b/Robust.Shared/Utility/ProcessExt.cs
@@ -1,7 +1,8 @@
 using System;
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
+using TerraFX.Interop.Windows;
+
 // ReSharper disable InconsistentNaming
 // ReSharper disable IdentifierTypo
 // ReSharper disable CommentTypo
@@ -49,34 +50,15 @@ public static long GetPrivateMemorySize64NotSlowHolyFuckingShitMicrosoft(this Pr
 
             PROCESS_MEMORY_COUNTERS_EX counters;
 
-            if (GetProcessMemoryInfo(process.Handle, &counters, sizeof(PROCESS_MEMORY_COUNTERS_EX)) == 0)
+            if (Windows.GetProcessMemoryInfo(
+                    (HANDLE)process.Handle,
+                    (PROCESS_MEMORY_COUNTERS*)(&counters),
+                    (uint)sizeof(PROCESS_MEMORY_COUNTERS_EX)) == 0)
                 return 0;
 
             var count = counters.PrivateUsage;
 
-            return count;
+            return (long)count;
         }
-
-        private struct PROCESS_MEMORY_COUNTERS_EX
-        {
-            public int cb;
-            public int PageFaultCount;
-            public nint PeakWorkingSetSize;
-            public nint WorkingSetSize;
-            public nint QuotaPeakPagedPoolUsage;
-            public nint QuotaPagedPoolUsage;
-            public nint QuotaPeakNonPagedPoolUsage;
-            public nint QuotaNonPagedPoolUsage;
-            public nint PagefileUsage;
-            public nint PeakPagefileUsage;
-            public nint PrivateUsage;
-        }
-
-        // ReSharper disable once StringLiteralTypo
-        [DllImport("psapi.dll", SetLastError = true)]
-        private static extern int GetProcessMemoryInfo(
-            IntPtr Process,
-            PROCESS_MEMORY_COUNTERS_EX* ppsmemCounters,
-            int cb);
     }
 }