Apparently we defined a bunch of `plugin_foo` variables that were never
used. The generated list from the arguments to `AC_PLUGIN` now appear as
duplicates. This removes the previously unused definitions and leaves
the generated ones.
plugin_gmond="$with_libganglia"
plugin_gps="no"
plugin_gpu_nvidia="$with_cuda"
-plugin_gpu_nvidia="no"
plugin_gpu_sysman="$with_sysman"
-plugin_gpu_sysman="no"
-plugin_grpc="no"
+plugin_grpc="yes"
plugin_hddtemp="yes"
plugin_hugepages="no"
plugin_infiniband="no"
plugin_intel_pmu="$with_libjevents"
-plugin_intel_pmu="no"
plugin_intel_rdt="$with_libpqos"
-plugin_intel_rdt="no"
plugin_interface="no"
plugin_ipc="no"
plugin_ipmi="no"
plugin_xencpu="no"
plugin_zfs_arc="no"
plugin_zone="no"
-plugin_zookeeper="no"
plugin_zookeeper="yes"
# Linux
plugin_gps="yes"
fi
-plugin_grpc="yes"
if test "x$GRPC_CPP_PLUGIN" = "x"; then
plugin_grpc="no (grpc_cpp_plugin not found)"
fi