* chmod: (coreutils)chmod invocation. Change file permissions.
* chown: (coreutils)chown invocation. Change file owners/groups.
* chroot: (coreutils)chroot invocation. Specify the root directory.
-* cksum: (coreutils)cksum invocation. Print CRC checksum.
+* cksum: (coreutils)cksum invocation. Print POSIX CRC checksum.
* comm: (coreutils)comm invocation. Compare sorted files by line.
* cp: (coreutils)cp invocation. Copy files.
* csplit: (coreutils)csplit invocation. Split by context.