cmake CMAKE_<LANG>_IMPLICIT_INCLUDE_DIRECTORIES examples

RavEngine/RavEngine deps/resonance-audio/third_party/eigen/cmake/FindBLAS.cmake :370 

list(APPEND _inc_env "${CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES}")

chenxiaolong/DualBootPatcher cmake/ImplicitIncludeDirs.cmake :37 

foreach(include_dir ${CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES})

biometrics/openbr 3rdparty/eigen-3.3.9/cmake/FindBLASEXT.cmake :146 

list(APPEND _inc_env "${CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES}")