/usr/src/gcc-4.9/debian/libx32atomic1.symbols is in gcc-4.9-source 4.9.3-13ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | libatomic.so.1 libx32atomic1 #MINVER#
#include "libatomic1.symbols.common"
#include "libatomic1.symbols.64"
|