The package should provide acct.service file.
Created attachment 354938 [details] acct service file
I will review, test and commit it in a week if nobody disagrees. Thanks
+*acct-6.5.5-r3 (30 Aug 2013) + + 30 Aug 2013; Pacho Ramos <pacho@gentoo.org> +acct-6.5.5-r3.ebuild, + +files/acct.service: + Add unit file (#479528 by CFuga) +
Is "ExecStartPre" section correct? I think such stuff should be cared by tmpfiles.d config