- # Remove unavailable jobserver options from MAKEFLAGS.
- # Always clean MAKEFLAGS from unavailable jobserver options. If parallel
- # is enabled, do more extensive clean up from all job control specific
- # options
- if (defined $this->get_parallel() || is_make_jobserver_unavailable()) {
- clean_makeflags();
+ # Avoid warnings about unavailable jobserver.
+ if (is_make_jobserver_unavailable()) {
+ clean_jobserver_makeflags();