+Without the 'COMMAND' argument::
+ The man:lttng(1) command itself.
+
+The `help` command is equivalent to:
+
+[verse]
+*lttng* ['linkgenoptions:(GENERAL OPTIONS)'] ['COMMAND'] nloption:--help
+
+The `help` command attempts to launch `/usr/bin/man` to view this the
+manual page of the command. Override the manual pager path with the
+`LTTNG_MAN_BIN_PATH` environment variable.