Undefined reference to `get_dh512' when installing nrpe

Hello,

I’m trying to install nrpe-2.11 on a remote host and I’m getting this error below. The OS is Centos 5.1

[code][root@test1 nrpe-2.11]# make all
cd ./src/; make ; cd …
make[1]: Entering directory `/usr/local/src/nagios/nrpe-2.11/src’
gcc -g -O2 -I/usr/local/ssl/include/openssl -I/usr/local/ssl/include -DHAVE_CONFIG_H -o nrpe nrpe.c utils.c -L/usr/lib64 -lssl -lcrypto -lnsl -lwrap
nrpe.c: In function

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