Anton Potapov

@kboyarinov, do I understand correctly that C++11 `std::unique_lock` is by design not usable with `rtm_mutex` ?

@kboyarinov ping

@Chronial is there any estimates or real measurements of build times reduction effect of this patch ?

@kopalja, for CI to pass, year in the copyright header of the touched file should be updated

@kopalja , please add Sign-off-by line to git commit message , according to https://github.com/oneapi-src/oneTBB/blob/master/CONTRIBUTING.md

@Lastique, do you believe this patch still makes sense ?

@tibi-extera which version of oneTBB do you use ? @AlexVeprev could you please take a look ?

@kraj, friendly reminder

@HenryHeffanFormlabs could you please update the patch to target it to master branch ?

@HenryHeffanFormlabs Please be so kind to add a unit test for this as well