Can't compile PHP on Slackware 9.0

+--------------------------------------------------------------------+ | *** ATTENTION *** | | | | Something is likely to be messed up here, because the configure | | script was not able to detect a simple feature on your platform. | | This is often caused by incorrect configuration parameters. Please | | see the file debug.log for error messages. | | | | If you are unable to fix this, send the file debug.log to the | | php-install@lists.php.net mailing list and include appropiate | | information about your setup. | +--------------------------------------------------------------------+ CONFIGURE: './configure' '--without-mysql' '--without-pear' '--enable-forcefig-file-path=/etc/apache' '--with-apxs=/usr/sbin/apxs' '--with-pgsql' '--enable-track-vars' '--enable-rule=EAPI' '--with-custom-odbc' '--sysconfdir=/etc/apache' '--enable-translate' CC: gcc CFLAGS: -g -O2 CPPFLAGS: -DHAVE_IODBC CXX: CXXFLAGS: INCLUDES: -I$(top_builddir)/Zend -I/usr/local/pgsql/include LDFLAGS: -Wl,-rpath,/usr/local/lib -L/usr/local/lib -Wl,-rpath,/usr/local/pgsql/lib -L/usr/local/pgsql/lib LIBS: -lpq -lresolv -lm -ldl -lnsl -lpsqlodbc DLIBS: SAPI: apache PHP_RPATHS: /usr/local/lib /usr/local/pgsql/lib uname -a: Linux ras 2.4.20 #2 SMP Thu Nov 13 09:28:56 EET 2003 i686 unknown gcc -o conftest -g -O2 -DHAVE_IODBC -Wl,-rpath,/usr/local/lib -L/usr/local/lib -Wl,-rpath,/usr/local/pgsql/lib -L/usr/local/pgsql/lib conftest.c -lpq -lresolv -lm -ldl -lnsl -lpsqlodbc >&5 /lib/libc.so.6: undefined reference to `_dl_lookup_versioned_symbol_skip@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_rtld_global@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_lookup_versioned_symbol@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_start_profile@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_check_map_versions@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `__libc_enable_secure@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_get_origin@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_dst_substitute@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_debug_state@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_init@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_dst_count@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_out_of_memory@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_signal_error@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_debug_printf@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_map_object_deps@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_unload_cache@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_relocate_object@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_argv@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_catch_error@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_lookup_symbol_skip@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_lookup_symbol@GLIBC_PRIVATE' /lib/libc.so.6: undefined reference to `_dl_map_object@GLIBC_PRIVATE' collect2: ld returned 1 exit status