Install php with vpopmail support

Hi , I am trying to install php with vpopmail support , I have AIX 4.3.3 and vpopmail 5.2 The configuration I used is : ./configure --with-apxs=/usr/local/sbin/apxs \ --enable-track-vars \ --enable-debug --with-layout=gnu \ --with-mysql=/usr/local/mysql \ --with-vpopmail=/mail/vpopmail But in the make phase , I get the error : **************************************************************************** ************************* Making all in vpopmail make[2]: Entering directory `/usr/local/src/php/php-4.1.2/ext/vpopmail' make[3]: Entering directory `/usr/local/src/php/php-4.1.2/ext/vpopmail' /bin/sh /usr/local/src/php/php-4.1.2/libtool --mode=compile gcc -I. -I/usr/loca l/src/php/php-4.1.2/ext/vpopmail -I/usr/local/src/php/php-4.1.2/main -I/usr/ loca l/src/php/php-4.1.2 -I/usr/local/include/httpd -I/usr/local/src/php/php-4.1. 2/Ze nd -I/usr/local/mysql/include/mysql -I/mail/vpopmail/include -I/usr/local/sr c/ph p/php-4.1.2/ext/xml/expat -DAIX=43 -DUSE_PTHREAD_SERIALIZED_ACCEPT -DAIX_BI ND_P ROCESSOR -DUSE_HSREGEX -DUSE_EXPAT -I/usr/local/src/php/php-4.1.2/TSRM -O2 - g -W all -prefer-pic -c php_vpopmail.c gcc -I. -I/usr/local/src/php/php-4.1.2/ext/vpopmail -I/usr/local/src/php/php -4.1 .2/main -I/usr/local/src/php/php-4.1.2 -I/usr/local/include/httpd -I/usr/loc al/s rc/php/php-4.1.2/Zend -I/usr/local/mysql/include/mysql -I/mail/vpopmail/incl ude -I/usr/local/src/php/php-4.1.2/ext/xml/expat -DAIX=43 -DUSE_PTHREAD_SERIALIZ ED_A CCEPT -DAIX_BIND_PROCESSOR -DUSE_HSREGEX -DUSE_EXPAT -I/usr/local/src/php/ph p-4. 1.2/TSRM -O2 -g -Wall -c php_vpopmail.c -DPIC -o php_vpopmail.lo php_vpopmail.c: In function `zif_vpopmail_add_alias_domain': php_vpopmail.c:288: warning: passing arg 3 of `add_domain_assign' makes pointer from integer without a cast php_vpopmail.c:288: too few arguments to function `add_domain_assign' php_vpopmail.c: In function `zif_vpopmail_add_domain_ex': php_vpopmail.c:310: warning: `is_bounce_email' might be used uninitialized in th is function php_vpopmail.c: In function `zif_vpopmail_alias_get': php_vpopmail.c:842: warning: unused variable `retval' php_vpopmail.c: In function `zif_vpopmail_alias_get_all': php_vpopmail.c:872: warning: unused variable `retval' php_vpopmail.c:876: warning: `tarr' might be used uninitialized in this function make[3]: *** [php_vpopmail.lo] Error 1 make[3]: Leaving directory `/usr/local/src/php/php-4.1.2/ext/vpopmail' make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory `/usr/local/src/php/php-4.1.2/ext/vpopmail' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/usr/local/src/php/php-4.1.2/ext' make: *** [all-recursive] Error 1 **************************************************************************** ********************* Can anybody help me with this error ??