Reposition clang-builtin include/ to immediately precede /usr/include/,
matching gcc compiler. Fixes #include_next <...> shenanigans that lead to
file-not-found failures with <cstddef> on libstdc++ 4.3.[012].

Updated C++ include header search paths for various Debian/Ubuntu and Fedora
linux distros.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@103177 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed