On 10/29/20 9:11 AM, Hangbin Liu wrote: > This patch adds a check to see if we support libbpf. By default the > system libbpf will be used, but static linking against a custom libbpf > version can be achieved by passing LIBBPF_DIR to configure. FORCE_LIBBPF > can be set to force configure to abort if no suitable libbpf is found, > which is useful for automatic packaging that wants to enforce the > dependency. > Add an option to force libbpf off and use of the legacy code. i.e, yes it is installed, but don't use it. configure script really needs a usage to dump options like disabling libbpf.