top -version (return code: 0)
procps-ng version 3.3.10
Usage:
top -hv | -bcHiOSs -d secs -n max -u|U user -p pid(s) -o field -w [cols]
top --help (return code: 1)
top: inappropriate '-help'
Usage:
top -hv | -bcHiOSs -d secs -n max -u|U user -p pid(s) -o field -w [cols]