Did you try compiling and building the package in your 10.04, but downloading the source from ubuntu latest stable?

https://launchpad.net/ubuntu/oneiric/+package/firebird2.1-super

FYI, that version will also be available in next LTS version, 12.04.

--- In firebird-support@yahoogroups.com, "aalliana" <aalliana@...> wrote:
>
--- In firebird-support@yahoogroups.com, "aalliana" <aalliana@...> wrote:
>
> Hello,
>
> I'm having a problem installing Firebird 2.1.4 Classic (Firebird classic 2.1.4.18393-0.amd64 Installation) on Ubuntu 10.04.3 LTS.
>
> I could not find a repository from where to install, so I downloaded the sources, compiled it and tried to install it. Please point me out if there is a easier way. I would like Classic since is I want to take advantage of SMP and I'd like to stay on 2.1.X series because I've not tested the application on 2.5.X yet.
>
> This is the error I'm getting:
>
> sudo make install
>
> Press Enter to start installation or ^C to abort
> Extracting install data
>
> --- Warning ----------------------------------------------
> The installation target directory: /usr/lib/firebird
> Already contains a prior installation of InterBase/Firebird.
> This and files found in /usr/include and /usr/lib64 will be
> archived in the file : /usr/lib/firebird_20111201_1007.tar.gz
>
> Press return to continue or ^C to abort
> Archiving...
> Done.
> Deleting...
> Done.
> Please enter new password for SYSDBA user: asdf
> Install completed
> cp -r ../gen/FirebirdCS-debuginfo-2.1.4.18393-0.amd64/* /
> cp: no se puede sobreescribir el no directorio «/usr/lib64» con el directorio «../gen/FirebirdCS-debuginfo-2.1.4.18393-0.amd64/usr/lib64»
> make[2]: *** [install] Error 1
> make[2]: se sale del directorio «/home/roshka/Firebird-2.1.4.18393-0/gen»
> make[1]: *** [install] Error 2
> make[1]: se sale del directorio «/home/roshka/Firebird-2.1.4.18393-0/gen»
> make: *** [install] Error 2
>
> --------------------------------------------------------------
>
> The translation would be:
>
> cp: *cannot ovewrite the directory* «/usr/lib64» *with the directory* «../gen/FirebirdCS-debuginfo-2.1.4.18393-0.amd64/usr/lib64»
>
>
> Thanks in advance
>
> Alejandro
>