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-rw-r--r--src/window.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/window.c b/src/window.c
index 94e56d10371..154743e5b5d 100644
--- a/src/window.c
+++ b/src/window.c
@@ -2316,6 +2316,8 @@ check_all_windows ()
DEFUN ("get-lru-window", Fget_lru_window, Sget_lru_window, 0, 2, 0,
doc: /* Return the window least recently selected or used for display.
+\(LRU means Least Recently Used.)
+
Return a full-width window if possible.
A minibuffer window is never a candidate.
A dedicated window is never a candidate, unless DEDICATED is non-nil,