extconf.rb in red-arrow-nmatrix-0.0.4

- old
+ new

@@ -12,10 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
 require "mkmf-gnome2"
 
-required_pkg_config_package("arrow-glib")
+required_pkg_config_package(["arrow-glib", 3])
 
 [
   ["glib2", "ext/glib2"],
   ["nmatrix", "ext/nmatrix"],
 ].each do |name, source_dir|