postgresQL extension functions in C (any changes from v8.0x to v9.0)?

I wrote a C extension library for postgreSQL several years ago, way back when version 8.0 was the new kid on the block.

I am using Version1 calling conventions - which according to the postgresql docs, is still the way to extend postgreSQl.

I want to know however, if there a开发者_如何学Pythonre any gotchas I need to know before loading my 'old' shared libraries into the v9.01 database.?

No material changes. Your SO's should work as-is.