cleanup for new compiler: -D option, winsock2.h, fix warning

wince/Makefile

@@ -66,6 +66,7 @@ endif
 STANDALONE = -DPREV_WAS_STANDALONE_ONLY
 COLOR_SEL = -DMY_COLOR_SEL
 CFLAGS += -D_WIN32_WCE=0x0400 -D_WIN32_IE=0x0400 -DUNDER_CE \
+	-D__USE_W32_SOCKETS \
 	$(STANDALONE) $(USE_RAW_MINGW) -DDRAW_LINK_DIRECT \
     -DXWFEATURE_TURNCHANGENOTIFY \
 	-fdollars-in-identifiers -D__W32API_USE_DLLIMPORT__

wince/cemain.c

@@ -2838,7 +2838,7 @@ got_data_proc( XP_U8* data, XP_U16 len, void* closure )
 
 #ifdef COMMS_HEARTBEAT
 static void
-ce_reset_proc( void* closure )
+ce_reset_proc( void* XP_UNUSED_STANDALONE(closure) )
 {
     LOG_FUNC();
 }

wince/xptypes.h

@@ -25,7 +25,7 @@
 #include "xwords4.h"
 #include <commctrl.h>
 #include <winuser.h>
-#include <winsock.h>
+#include <winsock2.h>
 
 typedef unsigned char XP_U8;
 typedef signed char XP_S8;