diff --git a/win/win32/vs/NetHackW.vcxproj b/win/win32/vs/NetHackW.vcxproj
index 5f8f7a415..afc39bbcc 100644
--- a/win/win32/vs/NetHackW.vcxproj
+++ b/win/win32/vs/NetHackW.vcxproj
@@ -51,8 +51,8 @@
- true
- false
+ true
+ false
@@ -244,6 +244,90 @@
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@@ -257,6 +341,9 @@
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@@ -267,4 +354,4 @@
-
+
\ No newline at end of file
diff --git a/win/win32/vs/cpp.hint b/win/win32/vs/cpp.hint
new file mode 100644
index 000000000..4f77429fe
--- /dev/null
+++ b/win/win32/vs/cpp.hint
@@ -0,0 +1,6 @@
+// Hint files help the Visual Studio IDE interpret Visual C++ identifiers
+// such as names of functions and macros.
+// For more information see https://go.microsoft.com/fwlink/?linkid=865984
+#define E
+#define NDECL(x) x
+#define FDECL(x, y) x y