Required tech help for mnogo search

[Ashish Sheth @ Iris india net]

Dear Sir,

When I try to configure php  with mnogosearch I got following errors. I have installed mnogoseach with mysql without any errors.
 
php_mnogo.c:879: structure has no member named `charset'
php_mnogo.c:879: warning: passing arg 2 of `UdmFind' makes pointer from integer without a cast
php_mnogo.c: In function `zif_udm_cat_list':
php_mnogo.c:1164: `UDMSTRSIZ' undeclared (first use in this function)
php_mnogo.c: In function `zif_udm_cat_path':
php_mnogo.c:1213: `UDMSTRSIZ' undeclared (first use in this function)
make[3]: *** [php_mnogo.lo] Error 1
make[3]: Leaving directory `/var/local/php-4.1.2/ext/mnogosearch'
make[2]: *** [install-recursive] Error 1
make[2]: Leaving directory `/var/local/php-4.1.2/ext/mnogosearch'
make[1]: *** [install-recursive] Error 1
make[1]: Leaving directory `/var/local/php-4.1.2/ext'
make: *** [install-recursive] Error 1

Please reply soon.

Regards,
Ashish Sheth