Comment 11 for bug 63676

$ ls -l /usr/lib/libpthread.so* /usr/lib/libc.so*
-rwxr-xr-x 1 root root 247 2006-10-10 15:17 /usr/lib/libc.so
-rw-r--r-- 1 root root 218 2006-10-10 15:18 /usr/lib/libpthread.so

# dpkg -S /usr/lib/libpthread.so
libc6-dev: /usr/lib/libpthread.so

# dpkg -S /usr/lib/libc.so.6
dpkg: /usr/lib/libc.so.6 not found.