You can install it with the step below
- sudo pkg install htop
- sudo ee /etc/fstab
- Add "linproc /compat/linux/proc linprocfs rw,late 0 0" to the end of line
- sudo mkdir -p /usr/compat/linux/proc
- sudo ln -s /usr/compat /compat
- sudo mount linproc
- rehash
Source: https://fedoraproject.org/wiki/HOWTO_Setup_Android_Developmentyum install -y glibc.i686 glibc-devel.i686 libstdc++.i686 zlib-devel.i686 ncurses-devel.i686 libX11-devel.i686 libXrender.i686 libXrandr.i686