There is no reason to give any of the functions C linkage. This makes all of the libc++ functions have C++ linkage, removing the need for `_LIBCPP_HIDE_FROM_ABI_C`.
There is no reason to give any of the functions C linkage. This makes all of the libc++ functions have C++ linkage, removing the need for `_LIBCPP_HIDE_FROM_ABI_C`.