This patch sets some define to generate doc for the acquisition
modules. It also suppress the doc generation for unittests which
was polluting the output.
# undefined via #undef or recursively expanded use the := operator
# instead of the = operator.
-PREDEFINED = UNITTESTS NFQ IPFW HAVE_PFRING HAVE_AF_PACKET PRELUDE
+PREDEFINED = NFQ IPFW HAVE_PFRING HAVE_AF_PACKET PRELUDE HAVE_NAPATECH HAVE_DAG
# If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then
# this tag can be used to specify a list of macro names that should be expanded.