How do you run the script?
cd /usr/local
wget ftp://ftp.cac.washington.edu/imap/c-client.tar.Z
tar xvfz c-client.tar.Z
cd imap-2007f
#define FD_SETSIZE 256
#define FD_SETSIZE 32768
ln -s /usr/lib64/openssl/engines/ /usr/local/ssl
ln -s /usr/include/ /usr/local/ssl/include
make lnp SSLTYPE=unix EXTRACFLAGS=-fPIC
ls c-client
cp c-client/libc-client.a /usr/lib/
cp c-client/libc-client.a /usr/lib64/