Can't get started nim with a simple postgres querying

[surrealist]

After bypass the warning
    
    
    nim c --passL:"-Wl,-no_warn_duplicate_libraries" dbtest.nim
    
    
    Run

Got this error.
    
    
    $ ./dbtest
    could not load: libpq.dylib
    (compile with -d:nimDebugDlOpen for more information)
    
    
    Run