avoid duplicate forward declarations of structures (this is not really a bug to fix but this change makes the code backwards compatible to RHEL 6 with gcc 4.4.7)
I have corrected the commit message. 6183c908fbc1c94f5e10e9ba11b0d1715e7e4ba6 makes libpki compile with gcc 4.4.7 (and probably even earlier versions). Originally I had written 4.8.5 by mistake.
here a couple of bugfixes for libpki 0.9.0