For read from pipe:
$ alias less="vim -u /usr/share/vim/vim*/macros/less.vim -"
For read from file:
$ alias fless="vim -u /usr/share/vim/vim*/macros/less.vim"
For read from pipe:
$ alias less="vim -u /usr/share/vim/vim*/macros/less.vim -"
For read from file:
$ alias fless="vim -u /usr/share/vim/vim*/macros/less.vim"