postfix compilation problem

hELP ME, i'M TRYING TO INSTALL POSTFIX 2.1 , i've already installed
BerkeleyDB 4

make makefiles CCARGS="-DUSE_SASL_AUTH -I/usr/local/include/sasl"
AUXLIBS="-L/usr/local/lib -lsasl2"

make
and a got something like that:


undefined reference to `pthread_condattr_setpshared'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libdb.so: undefined
reference to `pthread_mutexattr_destroy'

/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libdb.so: undefined
reference to `pthread_mutexattr_setpshared'

/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libdb.so: undefined
reference to `pthread_mutexattr_init'

/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libdb.so: undefined
reference to `pthread_mutex_trylock'

has anybody any ideas??
empirium