OpenBSD/src 35g8taSusr.bin/tmux cmd-display-panes.c tmux.1

   Add -d flag to display-panes to specify timeout, and make 0 mean no
   timeout. From Laurens Post.
VersionDeltaFile
1.20+17-4usr.bin/tmux/cmd-display-panes.c
1.573+13-4usr.bin/tmux/tmux.1
1.242+4-5usr.bin/tmux/server-client.c
1.800+2-2usr.bin/tmux/tmux.h
+36-154 files

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