"make install" on PHP_5_1 does not work with PEAR

sb@wopr-mobile php-5.1 % make install exit 0; /usr/local/src/php/php-5.1/ext/sqlite/libsqlite/src/parse.y Installing PHP CLI binary: /usr/local/php-5.1/bin/ Installing PHP CLI man page: /usr/local/php-5.1/man/man1/ Installing PEAR environment: /usr/local/php-5.1/lib/php/ Notice: Constant PEAR_VALIDATE_INSTALLING already defined in phar://install-pear.phar/PEAR/Validate.php on line 25 Notice: Constant PEAR_VALIDATE_UNINSTALLING already defined in phar://install-pear.phar/PEAR/Validate.php on line 26 Notice: Constant PEAR_VALIDATE_NORMAL already defined in phar://install-pear.phar/PEAR/Validate.php on line 27 Notice: Constant PEAR_VALIDATE_DOWNLOADING already defined in phar://install-pear.phar/PEAR/Validate.php on line 28 Notice: Constant PEAR_VALIDATE_PACKAGING already defined in phar://install-pear.phar/PEAR/Validate.php on line 29 Fatal error: Cannot redeclare class pear_validate in phar://install-pear.phar/PEAR/Validate.php on line 46 make[1]: *** [install-pear-installer] Error 255 make: *** [install-pear] Error 2 -- Sebastian Bergmann http://www.sebastian-bergmann.de/ GnuPG Key: 0xB85B5D69 / 27A7 2B14 09E4 98CD 6277 0E5B 6867 C514 B85B 5D69