diff --git a/decompile/src/XDK/Win32.h b/decompile/src/XDK/Win32.h
index 324e71a..66769ac 100644
--- a/decompile/src/XDK/Win32.h
+++ b/decompile/src/XDK/Win32.h
@@ -28,6 +28,7 @@ typedef unsigned short WORD;
 typedef unsigned long  DWORD;
 
 typedef void            VOID;
+typedef void          *  PVOID;
 typedef void          * LPVOID;
 typedef unsigned long   SIZE_T;
 typedef float           FLOAT;
@@ -55,14 +56,26 @@ typedef long HRESULT;
 #define ERROR_SUCCESS 0L
 #define E_OUTOFMEMORY 0x8007000EL
 
+// Low-level stuff
+typedef void (*IMAGE_TLS_CALLBACK)(PVOID DllHandle, DWORD Reason, PVOID Reserved);
+
+struct IMAGE_TLS_DIRECTORY32 {
+	DWORD                  StartAddressOfRawData;
+	DWORD                  EndAddressOfRawData;
+	DWORD              *   AddressOfIndex;
+	IMAGE_TLS_CALLBACK * * AddressOfCallBacks;
+	DWORD                  SizeOfZeroFill;
+	DWORD                  Characteristics;
+};
+
 // Standard Win32 functions
 VOID __stdcall Sleep(DWORD dwMilliseconds);
 
 LPVOID __stdcall VirtualAlloc(
 	LPVOID lpAddress,
 	SIZE_T dwSize,
-	DWORD flAllocationType,
-	DWORD flProtect
+	DWORD  flAllocationType,
+	DWORD  flProtect
 );
 
 
diff --git a/ghidra/symboltable.tsv b/ghidra/symboltable.tsv
index 9d66389..055c3c2 100644
--- a/ghidra/symboltable.tsv
+++ b/ghidra/symboltable.tsv
@@ -1105,7 +1105,7 @@
 0x001d7b20	data	undefined *	SoundManager::vtable
 0x001da300	data	undefined *	UnknownObj_0x1DE2::vtable
 0x001da350	data	undefined *	UnknownObj_0x1DE4::vtable
-0x001e0c2c	data	IMAGE_TLS_DIRECTORY_32	extern_"C"::_tls_used
+0x001e0c2c	data	IMAGE_TLS_DIRECTORY32	extern_"C"::_tls_used
 0x001e0ea0	data	float	g_radToU16Angle1
 0x001e0ea4	data	float	g_radToU16Angle2
 0x001e0ea8	data	float	g_radToU16Angle3