$ pkill Xvnc
$ pkill Xrealvnc
$ sh -c "rm -f /tmp/.X*-lock /tmp/.X11-unix/X*"
[_CommaSuite_CI_feature_issue-111] $ Xvnc -help
Starting xvnc
[_CommaSuite_CI_feature_issue-111] $ Xvnc :52 -geometry 1024x768 -depth 24 -ac -SecurityTypes none -noreset
Xvnc TigerVNC 1.8.0 - built Apr 5 2023 13:48:56
Copyright (C) 1999-2017 TigerVNC Team and many others (see README.txt)
See http://www.tigervnc.org for information on TigerVNC.
Underlying X server release 12004000, The X.Org Foundation
Thu Nov 23 17:21:51 2023
vncext: VNC extension running!
vncext: Listening for VNC connections on all interface(s), port 5952
vncext: created VNC server for screen 0