Doxygen does not like comments in <brackets>. Use upper case instead.
This gets rid of annoying warnings of the form
/home/work/maan/scm/paraslash/audiod_command_list.h:13: warning: Unsupported xml/html tag <parent> found
/home/work/maan/scm/paraslash/audiod_command_list.h:13: warning: Unsupported xml/html tag <name> found