Hi, I'm trying to compile freeradius 2.2.3 on ubuntu 13.10 (64 bit) with ./configure make but i have: gcc -o .libs/rlm_dbm_parser .libs/rlm_dbm_parser.o /home/ntt/freeradius-server-2.2.3/src/lib/.libs/libfreeradius-radius.so -lgdbm_compat -lssl -lcrypto -lnsl -lresolv -lpthread /home/ntt/freeradius-server-2.2.3/src/lib/.libs/libfreeradius-radius.so: undefined reference to `pthread_getspecific' /home/ntt/freeradius-server-2.2.3/src/lib/.libs/libfreeradius-radius.so: undefined reference to `pthread_key_create' /home/ntt/freeradius-server-2.2.3/src/lib/.libs/libfreeradius-radius.so: undefined reference to `pthread_once' /home/ntt/freeradius-server-2.2.3/src/lib/.libs/libfreeradius-radius.so: undefined reference to `pthread_setspecific' I'm using apt-get build-dep freeradius, so i think there are all deps. Why this happens? Thanks