fer at most, and for exiting a PO buffer properly
;; should offer to close all pending edits.  Variable EDITED-FIELDS holds an
;; an list of "slots" of the form: (ENTRY-MARKER EDIT-BUFFER OVERLAY-INFO).
;; To allow simultaneous edition of the comment and the msgstr of an entry,
;; ENTRY-MARKER points to the msgid line if a comment is being edited, or to
;; the msgstr line if the msgstr is being edited.  EDIT-BUFFER is the
;; temporary Emacs buffer used to edit the string.  OVERLAY-INFO, when not
;; nil, holds an overlay (or if overlays are not supported, a cons of two
;; markers) for this msgid string which became highlighted for the edit.
(defvar po-edited-fields)

;; We maintain a set of movable pointers for returning to entries.
(defvar po-marker-stack)

;; SEARCH path contains a list of directories where files may be found,
;; in a format suitable for read completion.  Each directory includes
;; its trailing slash.  PO mode starts with "./" and "../".
(defvar po-search-path)

;; The following variables are meaningful only when REFERENCE-CHECK
;; is identical to START-OF-ENTRY, else they should be recomputed.
;; REFERENCE-ALIST contains all known references for the current
;; entry, each list element is (PROMPT FILE LINE), where PROMPT may
;; be used for completing read, FILE is a string and LINE is a number.
;; REFERENCE-CURSOR is a cycling cursor into REFERENCE-ALIST.
(defvar po-reference-alist)
(defvar po-reference-cursor)
(defvar po-reference-check)

;; The following variables are for marking translatable strings in program
;; sources.  KEYWORDS is the list of keywords for marking translatable
;; strings, kept in a format suitable for reading with completion.
;; STRING-CONTENTS holds the value of the most recent string found in sources,
;; and when it is not nil, then STRING-BUFFER, STRING-START and STRING-END
;; describe where it is.  MARKING-OVERLAY, if not 'nil', holds the overlay
;; which highlight the last found string; for older Emacses, it holds the cons
;; of two markers around the highlighted region.
(defvar po-keywords)
(defvar po-string-contents)
(defvar po-string-buffer)
(defvar po-string-start)
(defvar po-string-end)
(defvar po-marking-overlay)