WM_EMACS_TRACK_CARET 3308 src/w32fns.c         M (WM_EMACS_TRACK_CARET),
WM_EMACS_TRACK_CARET 5454 src/w32fns.c       case WM_EMACS_TRACK_CARET:
WM_EMACS_TRACK_CARET 6334 src/w32term.c  	  PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0);