connectivity: remove bogus setting of NTDDI_VERSION

The value set here does not correspond to any valid value in
sdkddkver.h; it is a mystery what setting an invalid value is supposed
to achieve.

Change-Id: I76b1da148806e249870154efda3e6c4fa20010bf

connectivity/CppunitTest_connectivity_ado.mk

@@ -33,12 +33,6 @@ $(eval $(call gb_CppunitTest_add_cxxflags,connectivity_ado,\
 ))
 endif
 
-ifneq (,$(filter $(WINDOWS_SDK_VERSION),80 81))
-$(eval $(call gb_CppunitTest_add_defs,connectivity_ado,\
-	-DNTDDI_VERSION=0x0601 \
-))
-endif
-
 $(eval $(call gb_CppunitTest_add_exception_objects,connectivity_ado, \
 	connectivity/qa/connectivity/ado/DriverTest \
 ))

connectivity/CppunitTest_connectivity_commontools.mk

@@ -29,12 +29,6 @@ $(eval $(call gb_CppunitTest_add_cxxflags,connectivity_commontools,\
 endif
 endif
 
-ifeq ($(WINDOWS_SDK_VERSION),80)
-$(eval $(call gb_CppunitTest_add_defs,connectivity_commontools,\
-	-DNTDDI_VERSION=0x0601 \
-))
-endif
-
 # In mergedlibs mode we have multiply-defined symbols, which Visual Studio
 # does not like. There is no good solution, so just force it.
 ifeq ($(COM),MSC)

connectivity/Library_ado.mk

@@ -36,12 +36,6 @@ $(eval $(call gb_Library_use_system_win32_libs,ado,\
 	uuid \
 ))
 
-ifneq (,$(filter $(WINDOWS_SDK_VERSION),80 81))
-$(eval $(call gb_Library_add_defs,ado,\
-	-DNTDDI_VERSION=0x0601 \
-))
-endif
-
 $(eval $(call gb_Library_use_libraries,ado,\
 	cppu \
 	cppuhelper \