patch 7.4.1375
Problem:    Still some Win16 code.
Solution:   Remove FEAT_GUI_W16.(Hirohito Higashi)
diff --git a/src/term.c b/src/term.c
index 6a6ab78..b38a436 100644
--- a/src/term.c
+++ b/src/term.c
@@ -2479,11 +2479,7 @@
 #ifdef DOS16
 # define OUT_SIZE	255		/* only have 640K total... */
 #else
-# ifdef FEAT_GUI_W16
-#  define OUT_SIZE	1023		/* Save precious 1K near data */
-# else
-#  define OUT_SIZE	2047
-# endif
+# define OUT_SIZE	2047
 #endif
 	    /* Add one to allow mch_write() in os_win32.c to append a NUL */
 static char_u		out_buf[OUT_SIZE + 1];