A macOS/darwin launchd service/daemon file

... that is working (for me at least) to auto load/rerun sbbs

install/net.synchro.sbbs.plist

+<!--
+  * For use with macOS/darwin, tested with Darwin Kernel Version 24.1.0
+  * Copy this file to /Library/LaunchDaemons/
+  * Install with 'sudo launchctl bootstrap system /Library/LaunchDaemons/net.synchro.sbbs'
+-->
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>Label</key>
+	<string>net.synchro.sbbs</string>
+	<key>EnvironmentVariables</key>
+	<dict>
+		<key>SBBSCTRL</key>
+		<string>/sbbs/ctrl</string>
+		<key>DYLD_LIBRARY_PATH</key>
+		<string>/Users/sbbs/sbbs/src/sbbs3/clang.darwin.arm64.lib.debug</string>
+	</dict>
+	<key>ProgramArguments</key>
+	<array>
+		<string>/Users/sbbs/sbbs/src/sbbs3/clang.darwin.arm64.exe.debug/sbbs</string>
+		<string>syslog</string>
+	</array>
+	<key>KeepAlive</key>
+	<true/>
+</dict>
+</plist>