/usr/bin/core_server
/usr/bin/sb_bnfilter
/usr/bin/sb_bnserver
/usr/bin/sb_chkopts
/usr/bin/sb_client
/usr/bin/sb_dbexpimp
/usr/bin/sb_evoscore
/usr/bin/sb_filter
/usr/bin/sb_imapfilter
/usr/bin/sb_mailsort
/usr/bin/sb_mboxtrain
/usr/bin/sb_server
/usr/bin/sb_unheader
/usr/bin/sb_upload
/usr/bin/sb_xmlrpcserver
You may install this package on Debian with
apt-get
install spambayes