3).erlang(1).>wgethttp://ftp.gnu.org/pub/gnu/ncurses/ncurses-5.6.tar.gz>tarzxvfncurses-5.6.tar.gz>cdncurses-5.6>./configure>make>makeinstallclean(2).>wgethttp://www.erlang.org/download/otp_src_R14A.tar.gz>tar-xzfotp_src_R14A.tar.gz>cdotp_src_R14A>./configu