systemd-notify --version (return code: 0)
systemd 229
+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN
systemd-notify --help (return code: 0)
systemd-notify [OPTIONS...] [VARIABLE=VALUE...]
Notify the init system about service status updates.
-h --help Show this help
--version Show package version
--ready Inform the init system about service start-up completion
--pid[=PID] Set main pid of daemon
--status=TEXT Set status text
--booted Check if the system was booted up with systemd