Environment:

$ lsb_release -r
Release:        14.10

$ gcc --version
  (Ubuntu 4.9.1-16ubuntu6) 4.9.1

$ sudo apt-get install libcurl4-openssl-dev

Build:

$ make

Run:

$ set env IPVERSION=6
$ set env USER_AGENT="Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)"
$ set env SIMWEB_L=1
$ set env SK_WEBGET_DEBUG=0
$ .build/webget [options] <URL>

OR

$ .build/webget IPVERSION=6 USER_AGENT="Mozilla/4.0 (compatible; MSIE 8.0;Windows NT 6.0)" SIMWEB_L www.facebook.com