;; and compiling with -DUNBUFFERED while debugging.
+;; If you are using Cygwin GDB and find that the source is not being displayed
+;; in Emacs when you step through it, possible solutions are to:
+
+;; 1) Use Cygwin X Windows and Cygwin Emacs.
+;; (Since 22.1 Emacs builds under Cygwin.)
+;; 2) Use MinGW GDB instead.
+;; 3) Use cygwin-mount.el
+
;;; Known Bugs:
;; 1) Cannot handle multiple debug sessions.