The error was:
"Error opening plugin module; module='afsql', error='/usr/local/syslog-ng-test/lib/syslog-ng/libafsql.so: undefined symbol: dbi_result_free' #ldd /usr/local/syslog-ng-test/lib/syslog-ng/libafsql.so linux-gate.so.1 => (0xb7749000) libsyslog-ng-3.3.1.so => /usr/local/syslog-ng-test/lib/libsyslog-ng-3.3.1.so(0xb76d1000) libssl.so.0.9.8 => /usr/lib/i686/cmov/libssl.so.0.9.8 (0xb7686000) libcrypto.so.0.9.8 => /usr/lib/i686/cmov/libcrypto.so.0.9.8 (0xb7532000) libpthread.so.0 => /lib/i686/cmov/libpthread.so.0 (0xb7519000) libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb73be000) /lib/ld-linux.so.2 (0xb774a000) libdl.so.2 => /lib/i686/cmov/libdl.so.2 (0xb73ba000) libz.so.1 => /usr/lib/libz.so.1 (0xb73a5000) I installed libdbi-0.8.4 and libdbi-drivers-0.8.3-1 Syslog-ng version 3.3.1 # ./configure --prefix=/usr/local/syslog-ng-test \
EVTLOG_CFLAGS="-I/usr/local/eventlog/include/eventlog" \ EVTLOG_LIBS="-L/usr/local/eventlog/lib -levtlog" \ GLIB_CFLAGS="-I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include" \ GLIB_LIBS="-L/usr/lib -lglib-2.0 -lintl" \ LIBDBI_CFLAGS="-I/usr/include/dbi" \ LIBDBI_LIBS="-L/usr/lib" \ --enable-sql \ --enable-mixed-linking # make && make install