That's the dev package. The one that is empty is libperconaserverclient18.1_5.6.16-64.0-553.precise_amd64.deb and it should include the library. But there is no library or no symlink at all.
That's the dev package. The one that is empty is libperconaserve rclient18. 1_5.6.16- 64.0-553. precise_ amd64.deb and it should include the library. But there is no library or no symlink at all.