Resolve dav1d/build/../src/lib.c undefined reference to `dlsym'?

Question

I get, /usr/bin/ld: xxx/vlc/contrib/x86_64-linux-gnu/lib/libdav1d.a(lib.c.o): in function get_stack_size_internal\': xxx/vlc/contrib/native/dav1d/build/../src/lib.c:91