インストール

$ tar xzvf libiconv-1.8.tar.gz
$ zcat libiconv-1.8-cp932-patch.diff.gz | patch -p0
$ cd libiconv-1.8
$ ./configure
$ make
$ make check
$ su
# make install

- Reference
  GNU.org - libiconv
  http://www.gnu.org/software/libiconv/
  libiconv-1.8-cp932-patch.diff.gz
  http://www2d.biglobe.ne.jp/~msyk/software/libiconv-patch.html