[GENERAL] -devel files

[Graeme Gemmill]

I intend to compile Postgresql 9.1.2 for my particular machine and also 
need the -devel files.
I can't see any reference to them in the download libraries. Could sone 
kind soul tell me where they are please?
Thanks
--
Grimble
Registered Linux User #450547
Running KDE 4.6.5  on 2.6.39.4-4.2-desktop kernel.
Mandriva Linux release 2011.0 (Official) for i586