[libc-commits] [libc] [libc] Use -nostdlibinc in the full build mode (PR #97461)

[Joseph Huber via libc-commits]

jhuber6 wrote:

Seems to be all the headers that `libc` code uses that we don't provide, i.e. `linux/`, `asm/` and `stddef.h`. We should probably copy-paste clang's `stddef.h` honestly.

https://github.com/llvm/llvm-project/pull/97461