netkit-rcp -V (return code: 1)
netkit-rcp: invalid option -- '-'
usage: rcp [-p] f1 f2; or: rcp [-rp] f1 ... fn directory
netkit-rcp --help (return code: 1)
netkit-rcp: invalid option -- '-'
usage: rcp [-p] f1 f2; or: rcp [-rp] f1 ... fn directory