С учетом того, что сайт http://pecl4win.php.net не пашет, я нашел пакет с дллками. http://nicecode.org/storage/pecl-5.2.8-Win32.zip
Список, собосно: php5activescript.dll php_adt.dll php_amf.dll php_bcompiler.dll php_bitset.dll php_blenc.dll php_bz2_filter.dll php_classkit.dll php_cpdf.dll php_crack.dll php_cvsclient.dll php_db.dll php_dbx.dll php_dio.dll php_docblock.dll php_domxml.dll php_doublemetaphone.dll php_event.dll php_fileinfo.dll php_filepro.dll php_gopher.dll php_haru.dll php_htscanner.dll php_http.dll php_hyperwave.dll php_ibm_db2.dll php_id3.dll php_ifx.dll php_iisfunc.dll php_ingres2.dll php_lzf.dll php_mailparse.dll php_maxdb.dll php_mcrypt_filter.dll php_mcve.dll php_memcache.dll php_netools.dll php_ntuser.dll php_oggvorbis.dll php_operator.dll php_oracle.dll php_params.dll php_parsekit.dll php_pdflib.dll php_pdo_ibm.dll php_pdo_informix.dll php_pdo_user.dll php_phar.dll php_phk.dll php_phpdoc.dll php_pop3.dll php_printer.dll php_radius.dll php_rar.dll php_runkit.dll php_sam.dll php_sdo.dll php_smtp.dll php_spl_types.dll php_ssh2.dll php_stats.dll php_stem.dll php_threads.dll php_timezonedb.dll php_translit.dll php_uploadprogress.dll php_win32ps.dll php_win32scheduler.dll php_win32service.dll php_win32std.dll php_yami.dll php_zlib_filter.dll