$ mingw-get install msys-gcc msys-make
$ wget http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.12.tar.gz
$ tar xvfz libiconv-1.12.tar.gz
$ cd libiconv-1.12
$ ./configure
$ make
$ make install$ mingw-get install msys-gcc msys-make
$ wget http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.12.tar.gz
$ tar xvfz libiconv-1.12.tar.gz
$ cd libiconv-1.12
$ ./configure
$ make
$ make install