Stop defining _UNICODE in makefiles

This shouldn't be necessary any longer, so don't do it.

utils/ifacecheck/src/Makefile.in

@@ -44,8 +44,8 @@ WX_RELEASE = 3.3
 LIBDIRNAME = $(wx_top_builddir)/lib
 IFACECHECK_CXXFLAGS = $(WX_CPPFLAGS) -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) \
 	$(__DEBUG_DEFINE_p) $(__EXCEPTIONS_DEFINE_p) $(__RTTI_DEFINE_p) \
-	$(__THREAD_DEFINE_p) -D_UNICODE -I$(srcdir) $(__DLLFLAG_p) -DwxUSE_GUI=0 \
-	$(WX_CXXFLAGS) $(CPPFLAGS) $(CXXFLAGS)
+	$(__THREAD_DEFINE_p) -I$(srcdir) $(__DLLFLAG_p) -DwxUSE_GUI=0 $(WX_CXXFLAGS) \
+	$(CPPFLAGS) $(CXXFLAGS)
 IFACECHECK_OBJECTS =  \
 	ifacecheck_ifacecheck.o \
 	ifacecheck_xmlparser.o

utils/ifacecheck/src/makefile.gcc

@@ -23,7 +23,7 @@ SETUPHDIR = \
 	$(LIBDIRNAME)\$(PORTNAME)$(WXUNIVNAME)$(WXUNICODEFLAG)$(WXDEBUGFLAG)
 IFACECHECK_CXXFLAGS = $(__DEBUGINFO) $(__OPTIMIZEFLAG_2) $(__THREADSFLAG) \
 	-D__WXMSW__ $(__WXUNIV_DEFINE_p) $(__DEBUG_DEFINE_p) $(__NDEBUG_DEFINE_p) \
-	$(__EXCEPTIONS_DEFINE_p) $(__RTTI_DEFINE_p) $(__THREAD_DEFINE_p) -D_UNICODE \
+	$(__EXCEPTIONS_DEFINE_p) $(__RTTI_DEFINE_p) $(__THREAD_DEFINE_p) \
 	-I$(SETUPHDIR) -I.\..\..\..\include $(____CAIRO_INCLUDEDIR_FILENAMES_p) -W \
 	-Wall -I. $(__DLLFLAG_p) -DwxUSE_GUI=0 $(__RTTIFLAG_5) $(__EXCEPTIONSFLAG_6) \
 	-Wno-ctor-dtor-privacy $(CPPFLAGS) $(CXXFLAGS)

utils/ifacecheck/src/makefile.vc

@@ -26,7 +26,7 @@ IFACECHECK_CXXFLAGS = /M$(__RUNTIME_LIBS_10)$(__DEBUGRUNTIME_4) /DWIN32 \
 	/D_CRT_NON_CONFORMING_SWPRINTFS=1 /D_SCL_SECURE_NO_WARNINGS=1 \
 	$(__NO_VC_CRTDBG_p) $(__TARGET_CPU_COMPFLAG_p) /D__WXMSW__ \
 	$(__WXUNIV_DEFINE_p) $(__DEBUG_DEFINE_p) $(__NDEBUG_DEFINE_p) \
-	$(__EXCEPTIONS_DEFINE_p) $(__RTTI_DEFINE_p) $(__THREAD_DEFINE_p) /D_UNICODE \
+	$(__EXCEPTIONS_DEFINE_p) $(__RTTI_DEFINE_p) $(__THREAD_DEFINE_p) \
 	/I$(SETUPHDIR) /I.\..\..\..\include $(____CAIRO_INCLUDEDIR_FILENAMES_p) /W4 \
 	/I. $(__DLLFLAG_p) /D_CONSOLE /DwxUSE_GUI=0 $(__RTTIFLAG_11) \
 	$(__EXCEPTIONSFLAG_12) $(CPPFLAGS) $(CXXFLAGS)