Hello, I am trying to install freeradius on RedHat Entreprise 5.2, 64 bits. I guess I am getting the following error because the compiler/linker is not getting the proper readline 64. gmake[4]: Entering directory `/usr/src/freeradius-server-2.1.1/src/main' /usr/src/freeradius-server-2.1.1/libtool --mode=link gcc -o radmin radmin.lo /usr/lib/libreadline.so /usr/lib/libtermcap.so /usr/src/freeradius-server-2.1.1/src/lib/libfreeradius-radius.la util.lo log.lo conffile.lo -lnsl -lresolv -lpthread -lreadline -ltermcap gcc -o .libs/radmin .libs/radmin.o /usr/lib/libreadline.so /usr/lib/libtermcap.so .libs/util.o .libs/log.o .libs/conffile.o /usr/src/freeradius-server-2.1.1/src/lib/.libs/libfreeradius-radius.so -lnsl -lresolv -lpthread -lreadline -ltermcap -Wl,--rpath -Wl,/usr/local/lib /usr/lib/libreadline.so: could not read symbols: File in wrong format collect2: ld returned 1 exit status gmake[4]: *** [radmin] Error 1 gmake[4]: Leaving directory `/usr/src/freeradius-server-2.1.1/src/main' gmake[3]: *** [common] Error 2 gmake[3]: Leaving directory `/usr/src/freeradius-server-2.1.1/src' gmake[2]: *** [all] Error 2 gmake[2]: Leaving directory `/usr/src/freeradius-server-2.1.1/src' gmake[1]: *** [common] Error 2 gmake[1]: Leaving directory `/usr/src/freeradius-server-2.1.1' make: *** [all] Error 2 [root@maui freeradius-server-2.1.1]# I do have the lib in my system lib64]# ls -al librea* -rw-r--r-- 1 root root 456380 Jul 12 2006 libreadline.a lrwxrwxrwx 1 root root 16 Sep 2 17:07 libreadline.so -> libreadline.so.5 lrwxrwxrwx 1 root root 18 Sep 2 17:00 libreadline.so.5 -> libreadline.so.5.1 -rwxr-xr-x 1 root root 247160 Jul 12 2006 libreadline.so.5.1 [root@maui lib64]# Can you help me with this ? Jair Santos