linking failure

Hi All, % uaname -a SunOS banquo 5.7 Generic_106541-07 sun4u sparc SUNW,Ultra-5_10 Using: php4-200005141645 In php: % ./configure \ --enable-track-vars \ --enable-force-cgi-redirect \ --with-imap=/usr/local/src/imap-4.7c \ --with-config-file-path=/usr/local/lib/php4_imp \ --with-mysql=/usr/local/mysql \ --with-sybase=/sybase \ --with-db2=/usr/local/BerkeleyDB \ --with-ldap=/usr/local/src/openldap \ --with-ndbm \ --with-gettext \ --with-apache=/usr/local/src/apache In Apache: % LD_LIBRARY_PATH=/sybase/lib:/usr/local/mysql/lib:/sybase/lib:/usr/local/lib; export LD_LIBRARY_PATH CC=gcc OPTIM="-O3" ./configure \ --prefix=/usr/local/apache_imp_php4 \ --activate-module=src/modules/extra/mod_usyd_proxy_add_forward.c \ --enable-module=most --enable-module=usyd_proxy_add_forward \ --activate-module=src/modules/php4/libphp4.a % LD_LIBRARY_PATH=/usr/local/mysql/lib:/sybase/lib:/usr/local/src/php:/usr/local/lib; export LD_LIBRARY_PATH % make ... <=== src/modules gcc -c -I./os/unix -I./include -O3 -DSOLARIS2=270 -I/u0/src/php4-200005141645 -I/u0/src/php4-200005141645/Zend -I/u0/src/php4-200005141645/Zend -I/u0/src/php4-200005141645 -DUSE_EXPAT -I./lib/expat-lite -DNO_DL_NEEDED ./apaci modules.c gcc -c -I./os/unix -I./include -O3 -DSOLARIS2=270 -I/u0/src/php4-200005141645 -I/u0/src/php4-200005141645/Zend -I/u0/src/php4-200005141645/Zend -I/u0/src/php4-200005141645 -DUSE_EXPAT -I./lib/expat-lite -DNO_DL_NEEDED ./apaci buildmark.c gcc -O3 -DSOLARIS2=270 -I/u0/src/php4-200005141645 -I/u0/src/php4-200005141645/Zend -I/u0/src/php4-200005141645/Zend -I/u0/src/php4-200005141645 -DUSE_EXPAT -I./lib/expat-lite -DNO_DL_NEEDED ./apaci \ -o httpd buildmark.o modules.o modules/proxy/libproxy.a modules/extra/libextra.a modules/php4/libphp4.a modules/standard/libstandard.a main/libmain.a ./os/unix/libos.a ap/libap.a lib/expat-lite/libexpat.a -R/usr/ucblib -R/usr/local/BerkeleyDB/lib -R/usr/local/src/imap-4.7c/lib -R/usr/local/src/openldap/lib -R/usr/local/mysql/lib/mysql -R/sybase/lib -L/usr/ucblib -L/usr/local/BerkeleyDB/lib -L/usr/local/src/imap-4.7c/lib -L/usr/local/src/openldap/lib -L/usr/local/mysql/lib/mysql -L/sybase/lib -Lmodules/php4 -L../modules/php4 -L../../modules/php4 -lmodphp4 -L/usr/local/lib -lintl -lc-client -ldl -lsybdb -lmysqlclient -lldap -ldb -lresolv -lresolv -lm -ldl -lcrypt -lnsl -lsocket -lsocket -llber -lsocket -lnsl Undefined first referenced symbol in file isfinite modules/php4/libphp4.a(zend_operators.o) ld: fatal: Symbol referencing errors. No output written to httpd collect2: ld returned 1 exit status *** Error code 1 make: Fatal error: Command failed for target `target_static' Current working directory /u0/src/apache_1.3.12/src *** Error code 1 make: Fatal error: Command failed for target `build-std' Current working directory /u0/src/apache_1.3.12 *** Error code 1 make: Fatal error: Command failed for target `build' Any way out of this? Jie