arch - print machine hardware name (same as uname -m)
Print machine architecture.
--help display this help and exit
output version information and exit
Written by David MacKenzie and Karel Zak.
Report arch bugs to email@example.com
GNU coreutils home page: <http://www.gnu.org/software/coreutils/> General help using GNU software: <http://www.gnu.org/gethelp/> Report arch translation bugs to <http://translationproject.org/team/>
Copyright (C) 2011 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
The full documentation for arch is maintained as a Texinfo manual. If the info and arch programs are properly installed at your site, the command
info coreutils 'arch invocation'
should give you access to the complete manual.