ecryptfs-add-passphrase --version (return code: 0)
Usage:
ecryptfs-add-passphrase [--fnek]
or
printf "%s" "passphrase" | ecryptfs-add-passphrase [--fnek] -
ecryptfs-add-passphrase --help (return code: 0)
Usage:
ecryptfs-add-passphrase [--fnek]
or
printf "%s" "passphrase" | ecryptfs-add-passphrase [--fnek] -