patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe

Problem:    A lot of code is shared between vim.exe and gvim.exe.
Solution:   Optionally put the shared code in vim.dll. (Ken Takata,
            closes #4287)
diff --git a/src/version.c b/src/version.c
index 675c82f..cd87f8c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -768,6 +768,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1230,
+/**/
     1229,
 /**/
     1228,
@@ -3420,10 +3422,18 @@
     msg(longVersion);
 #ifdef MSWIN
 # ifdef FEAT_GUI_MSWIN
-#  ifdef _WIN64
-    msg_puts(_("\nMS-Windows 64-bit GUI version"));
+#  ifdef VIMDLL
+#   ifdef _WIN64
+    msg_puts(_("\nMS-Windows 64-bit GUI/console version"));
+#   else
+    msg_puts(_("\nMS-Windows 32-bit GUI/console version"));
+#   endif
 #  else
+#   ifdef _WIN64
+    msg_puts(_("\nMS-Windows 64-bit GUI version"));
+#   else
     msg_puts(_("\nMS-Windows 32-bit GUI version"));
+#   endif
 #  endif
 #  ifdef FEAT_OLE
     msg_puts(_(" with OLE support"));