usbmuxd stands for "USB multiplexing daemon". To the user/developer what it actually does is to proxy requests over a USB cable on directly to a listening TCP port on the iPhone.
Print this message.
Be verbose (use twice or more to increase).
Do not daemonize (implies one -v).
Change to this user after startup (needs usb privileges). If USER is not specified, defaults to usbmux.
Run in udev operation mode.
Tell a running instance to exit if there are no devices connected (must be in udev mode).
Tell a running instance to exit, even if there are still devices connected (always works).
Hector Martin "marcan" <email@example.com>
Nikias Bassen <firstname.lastname@example.org>
Paul Sladen <email@example.com>
Man page written to conform with Debian by Julien Lavergne.