cd($this->source_dir)->initLibBuildEnv($this) ->exec( './configure ' . '--enable-static ' . '--disable-shared ' . '--enable-extra-encodings ' . '--prefix=' ) ->exec('make clean') ->exec("make -j{$this->builder->concurrency}") ->exec('make install DESTDIR=' . $destdir); if (file_exists(BUILD_BIN_PATH . '/iconv')) { unlink(BUILD_BIN_PATH . '/iconv'); } } }