Snippets for psqlodbc 18.00.0002 from Nix aarch64-linux

Sourced from https://hydra.nixos.org/log/9nj93p9hrdj0f6drw0m89shsxm1j41if-psqlodbc-18.00.0002.drv.

• pgapi30.c:2295:26: warning: unused variable 'desc' [-Wunused-variable]
   2295 |         DescriptorClass *desc = (DescriptorClass *) DescriptorHandle;
        |                          ^~~~