Ron Johnson <ronljohnsonjr@xxxxxxxxx> writes: > On Sun, Dec 17, 2023 at 5:14 PM Piergiorgio Valli <piervalli@xxxxxxxxx> > wrote: >> When I am building the library with libpq.a it shows following error, >> probably there are missings libraries. Do you know the additional library >> that I need to link? > Did you directly download that one package, or install it via apt? > Because I wonder why it did not pull in the required dependencies. .a libraries don't carry any information about what they depend on. What I'd wonder is why the OP thinks it's a good idea to link this way rather than using shared libraries. regards, tom lane