arch - print machine hardware name (same as uname -m)
Print machine architecture.
display this help and exit
output version information and exit
Written by David MacKenzie and Karel Zak.
© 2020 Free Software Foundation, Inc. License GPLv3+:
GNU GPL version 3 or later
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
or available locally via: info '(coreutils) arch invocation'