-option "logfile" L "(default=stdout/stderr)" string typestr="filename" no
-option "mode" m "mode to use on startup (on/off/sb)" string typestr="mode" default="on" no
-option "socket" s "well-known socket to listen on (default=/var/paraslash/audiod_sock.<host_name>)" string typestr="filename" no
+option "logfile" L "(default=stdout/stderr)" string typestr="filename" optional
+option "mode" m "mode to use on startup (on/off/sb)" string typestr="mode" default="on" optional
+option "socket" s "well-known socket to listen on (default=/var/paraslash/audiod_sock.<host_name>)" string typestr="filename" optional