Gentoo's Bugzilla –
Attachment 747354 Details for
Bug 820785media-gfx/prusaslicer-2.3.3-r1 with dev-cpp/tbb-2021.4.0: CMake Error at cmake/modules/FindTBB.cmake:198 (file): file failed to open for reading (No such file or directory): /usr/include/tbb/tbb_stddef.h