FREEBSD5.1下不能编译mysql-4.0.13？

tahaomei

执行如下命令时候，出现如下的错误
www# ./configure --prefix=/server/mysql
checking build system type... i386-unknown-freebsd5.1
checking host system type... i386-unknown-freebsd5.1
checking target system type... i386-unknown-freebsd5.1
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... configure: error: newly created file is older than distributed files!
Check your system clock
www# make
make: no target to make.