/usr/src/glibc/debian/libc6-mipsn32.symbols.mips is in eglibc-source 2.19-0ubuntu6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 | #include "libc6.symbols.common"
ld.so.1 #PACKAGE# #MINVER#
#include "symbols.wildcards"
libc.so.6 #PACKAGE# #MINVER#
#include "symbols.wildcards"
|