Allow MICRO and WIN32 code paths to diverge

There's still a lot of overlap for 3.4.1, but not
100% any longer and it facilitates some improvements
- Allow error save files on WIN32

util/lev_main.c

@@ -47,7 +47,7 @@
 # define O_BINARY 0
 #endif
 
-#ifdef MICRO
+#if defined(MICRO) || defined(WIN32)
 # define OMASK FCMASK
 #else
 # define OMASK 0644

util/makedefs.c

@@ -703,7 +703,7 @@ static const char *build_opts[] = {
 #ifdef TERMINFO
 		"terminal info library",
 #else
-# if defined(TERMLIB) || (!defined(MICRO) && defined(TTY_GRAPHICS))
+# if defined(TERMLIB) || ((!defined(MICRO) && !defined(WIN32)) && defined(TTY_GRAPHICS))
 		"terminal capability library",
 # endif
 #endif