711c77093c
This was inadvertently overriding the first found SYSDIR with the last of /usr/src which could result in the wrong headers being used if not building from /usr/src. SYSDIR?= is not used here to avoid evaluating the exists() when unneeded. Reported by: rgrimes, sjg, Mark Millard Pointyhat to: bdrewery Sponsored by: Dell EMC