diff --git a/sys/windows/vs/NetHack/NetHack.vcxproj b/sys/windows/vs/NetHack/NetHack.vcxproj
index 7f612304b..92e24da7b 100644
--- a/sys/windows/vs/NetHack/NetHack.vcxproj
+++ b/sys/windows/vs/NetHack/NetHack.vcxproj
@@ -35,7 +35,7 @@
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <OmitFramePointers>true</OmitFramePointers>
       <AdditionalIncludeDirectories>$(WinWin32Dir);$(IncDir);$(SysWindDir);$(SysShareDir);$(WinShareDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32CON;NO_TILE_C;DLB;MSWIN_GRAPHICS;SAFEPROCS;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32CON;NO_TILE_C;DLB;MSWIN_GRAPHICS;SAFEPROCS;_LIB;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <AdditionalDependencies>kernel32.lib;user32.lib;gdi32.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;winmm.lib;Winmm.lib;bcrypt.lib;%(AdditionalDependencies)</AdditionalDependencies>
diff --git a/sys/windows/vs/NetHackW/NetHackW.vcxproj b/sys/windows/vs/NetHackW/NetHackW.vcxproj
index 8ba0dd8d8..203e9f97c 100644
--- a/sys/windows/vs/NetHackW/NetHackW.vcxproj
+++ b/sys/windows/vs/NetHackW/NetHackW.vcxproj
@@ -21,7 +21,7 @@
       <Optimization>Disabled</Optimization>
       <OmitFramePointers>true</OmitFramePointers>
       <AdditionalIncludeDirectories>$(WinWin32Dir);$(IncDir);$(SysWindDir);$(SysShareDir);$(WinShareDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>TILES;_WINDOWS;DLB;MSWIN_GRAPHICS;SAFEPROCS;NOTTYGRAPHICS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>TILES;_WINDOWS;DLB;MSWIN_GRAPHICS;SAFEPROCS;NOTTYGRAPHICS;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <DisableSpecificWarnings Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">4820;4706;4244;4245;4100;4310</DisableSpecificWarnings>
       <DisableSpecificWarnings Condition="'$(Configuration)|$(Platform)'=='Release|x64'">4820;4706;4244;4245;4100;4310</DisableSpecificWarnings>
     </ClCompile>
@@ -168,7 +168,7 @@
     <ClCompile Include="$(SysShareDir)random.c" />
     <ClCompile Include="$(SysWindDir)ntsound.c" />
     <ClCompile Include="$(SysWindDir)stubs.c">
-      <PreprocessorDefinitions>TTYSTUB;</PreprocessorDefinitions>
+      <PreprocessorDefinitions>TTYSTUB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <ClCompile Include="$(SysWindDir)windmain.c" />
     <ClCompile Include="$(SysWindDir)windsys.c" />
@@ -311,4 +311,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="$(vsDir)NetHack\afternethack.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/sys/windows/vs/dlb/dlb.vcxproj b/sys/windows/vs/dlb/dlb.vcxproj
index f8c22a653..cd5a4686e 100644
--- a/sys/windows/vs/dlb/dlb.vcxproj
+++ b/sys/windows/vs/dlb/dlb.vcxproj
@@ -26,7 +26,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <AdditionalIncludeDirectories>$(IncDir);$(SysWindDir);$(SysShareDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
@@ -48,4 +48,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="afterdlb.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/sys/windows/vs/makedefs/makedefs.vcxproj b/sys/windows/vs/makedefs/makedefs.vcxproj
index c214b7518..89ef6cc5e 100644
--- a/sys/windows/vs/makedefs/makedefs.vcxproj
+++ b/sys/windows/vs/makedefs/makedefs.vcxproj
@@ -26,7 +26,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <AdditionalIncludeDirectories>$(IncDir);$(SysWindDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;ENUM_PM;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;ENUM_PM;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
@@ -71,4 +71,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="aftermakedefs.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/sys/windows/vs/recover/recover.vcxproj b/sys/windows/vs/recover/recover.vcxproj
index 26f3f2d84..616b94d41 100644
--- a/sys/windows/vs/recover/recover.vcxproj
+++ b/sys/windows/vs/recover/recover.vcxproj
@@ -18,7 +18,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <AdditionalIncludeDirectories>$(IncDir);$(SysWindDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
@@ -43,4 +43,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="afterrecover.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/sys/windows/vs/tile2bmp/tile2bmp.vcxproj b/sys/windows/vs/tile2bmp/tile2bmp.vcxproj
index 4cb7d6472..89e9b6e5a 100644
--- a/sys/windows/vs/tile2bmp/tile2bmp.vcxproj
+++ b/sys/windows/vs/tile2bmp/tile2bmp.vcxproj
@@ -26,7 +26,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <AdditionalIncludeDirectories>$(IncDir);$(SysWindDir);$(SysShareDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
@@ -49,4 +49,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="aftertile2bmp.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/sys/windows/vs/tilemap/tilemap.vcxproj b/sys/windows/vs/tilemap/tilemap.vcxproj
index 7a3d3d2fa..6e4978c4b 100644
--- a/sys/windows/vs/tilemap/tilemap.vcxproj
+++ b/sys/windows/vs/tilemap/tilemap.vcxproj
@@ -26,7 +26,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <AdditionalIncludeDirectories>$(IncDir);$(SysWindDir);$(SysShareDir);$(LuaDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32CON;DLB;MSWIN_GRAPHICS;HAS_STDINT_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
@@ -86,4 +86,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="aftertilemap.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file