install problem

CONFIGURE:   './configure'  '--with-mysql=/usr/local/mysql' '--with-apxs=/usr/local/apache/bin/apxs'
CC:         gcc
CFLAGS:     -I/usr/include -g -O2
CPPFLAGS: 
CXX: 
CXXFLAGS: 
INCLUDES:    -I/usr/local/include/libxml2 -I/data/warehouse/src-sys/php-5.2.6/ext/date/lib -I/usr/local/mysql/include
LDFLAGS:    -L/usr/lib  -Wl,-rpath,/usr/local/lib -L/usr/local/lib -Wl,-rpath,/usr/local/mysql/lib -L/usr/local/mysql/lib
LIBS:       -lcrypt -lrt -lmysqlclient -lresolv -lm -ldl -lnsl  -lxml2 -lz -lm -lxml2 -lz -lm -lxml2 -lz -lm -lcrypt
DLIBS: 
SAPI:       apache
PHP_RPATHS:  /usr/local/lib /usr/local/mysql/lib
uname -a:   Linux nagrp.ansci.iastate.edu 2.4.21-53.ELsmp #1 SMP Wed Nov 14 03:54:12 EST 2007 i686 i686 i386 GNU/Linux

gcc -o conftest -I/usr/include -g -O2  -L/usr/lib  -Wl,-rpath,/usr/local/lib -L/usr/local/lib -Wl,-rpath,/usr/local/mysql/lib -L/usr/local/mysql/lib conftest.c -lcrypt -lrt -lmysqlclient -lresolv -lm -ldl -lnsl  -lxml2 -lz -lm -lxml2 -lz -lm -lxml2 -lz -lm -lcrypt 1>&5
../conftest: relocation error: /usr/lib/libmysqlclient.so.10: symbol errno, version GLIBC_2.0 not defined in file libc.so.6 with link time reference