Porting VB to Linux, with Sybase support (Score 1)

You should look into REALbasic, a commercial product that runs on Windows and Mac, but cross-compiles to Linux.

Why REALbasic?

* It includes a VB-to-RB porting tool.

* Compiles native executables for Linux.

* Has been shipping for 6 years and is very mature.

* Supports Sybase via a plug-in developed by Sybase.

You can learn more about porting VB to Linux here: http://www.realbasic.com/vb/