Py_BUILD_CORE_MODULE was not needed in python.dsp and pythonw.dsp.
diff --git a/PC/VC6/python.dsp b/PC/VC6/python.dsp
index a071854..fa8b772 100644
--- a/PC/VC6/python.dsp
+++ b/PC/VC6/python.dsp
@@ -41,8 +41,8 @@
# PROP Intermediate_Dir "x86-temp-release\python"
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /GX /O2 /D "Py_BUILD_CORE_MODULE" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /MD /W3 /GX /Zi /O2 /I "..\..\Include" /I ".." /D "Py_BUILD_CORE_MODULE" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /MD /W3 /GX /Zi /O2 /I "..\..\Include" /I ".." /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
# ADD BASE RSC /l 0x409 /d "NDEBUG"
# ADD RSC /l 0x409 /d "NDEBUG"
BSC32=bscmake.exe
@@ -66,8 +66,8 @@
# PROP Intermediate_Dir "x86-temp-debug\python"
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /Gm /GX /Zi /Od /D "Py_BUILD_CORE_MODULE" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /MDd /W3 /Gm /GX /Zi /Od /I "..\..\Include" /I ".." /D "Py_BUILD_CORE_MODULE" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /FR /YX /FD /c
+# ADD BASE CPP /nologo /W3 /Gm /GX /Zi /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /MDd /W3 /Gm /GX /Zi /Od /I "..\..\Include" /I ".." /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /FR /YX /FD /c
# ADD BASE RSC /l 0x409 /d "_DEBUG"
# ADD RSC /l 0x409 /i "....\\Include" /d "_DEBUG"
BSC32=bscmake.exe