GitLab

(appt-display-message): Move beep before display.
(appt-check): Make interactive.  Reduce the number of lets.
Use string-equal to compare mode-line strings.
(appt-disp-window): Pluralize "minute" as needed.  Make appt buffer read-only.
(appt-select-lowest-window, appt-make-list): Reduce the number of lets.
(appt-delete): Simplify.