mkdir

make a directory ; optionally the necessary hierarchy with -P or --parent

mkdir [-m mmm | --mode=mmm] [-p |--parents] [-v | --verbose] [-Z] dir[/dir[/dir]]

`--mode`	set file mode (as in chmod), not a=rwx - umask
`-p --parents`	make parent directories as needed
`-Z`	set SELinux security context of each