#0  0xb76bb344 in MirConnection::egl_native_display (this=0x931cd90) at /build/buildd/mir-0.0.13+13.10.20131003/src/client/mir_connection.cpp:388
        lock = {_M_device = @0x931cd94}
#1  0xb76b8fab in mir_connection_get_egl_native_display (connection=0x931cd90) at /build/buildd/mir-0.0.13+13.10.20131003/src/client/mir_client_library.cpp:174
No locals.
#2  0x08049289 in main ()
No symbol table info available.