I can't install Tileengine

[maxall4]

so i downloaded  tile engine i go to the root  engine directory and type sudo install
and it says this
"

usage: install [-bCcpSsv] [-B suffix] [-f flags] [-g group] [-m mode]
               [-o owner] file1 file2
       install [-bCcpSsv] [-B suffix] [-f flags] [-g group] [-m mode]
               [-o owner] file1 ... fileN directory
       install -d [-v] [-g group] [-m mode] [-o owner] directory ...
"
NOTE: IM ON MAC

I know I'm probably being stupid

EDIT:also what category in the refrence part of the website is retro effects in