This task consists of editing the files listed in http://rtems.org/ftp/pub/rtems/people/joel/Doxygen_Tasks/libblock_Add_Doxygen_Headers_Task_00.txt per the instructions at http://www.rtems.org/wiki/index.php/GoogleCodeInProjects#Add_Doxygen_File_Headers. A patch generated using git diff will need to be submitted to fulfill this task. This patch will be reviewed by the mentors and suggestions are likely to be made.