On 11/15/20 9:30 PM, Hangbin Liu wrote: > diff --git a/configure b/configure > index 3081a2ac..5ca10337 100755 > --- a/configure > +++ b/configure > @@ -5,7 +5,7 @@ > # Influential LIBBPF environment variables: > # LIBBPF_FORCE={on,off} on: require link against libbpf; > # off: disable libbpf probing > -# LIBBPF_LIBDIR Path to libbpf to use > +# LIBBPF_DESTDIR Path to libbpf dest dir to use DESTDIR as a name applies to an install script. I think LIBBPF_DIR is fine. You can enhance the description to make it clear.