# gcc test.c 
/usr/lib/gcc/x86_64-pc-linux-gnu/4.1.1/../../../../x86_64-pc-linux-gnu/bin/ld: cannot find /lib/libc.so.6
collect2: ld returned 1 exit status

# ldd /usr/lib/gcc/x86_64-pc-linux-gnu/4.1.1/../../../../x86_64-pc-linux-gnu/bin/ld
        libbfd-2.16.1.so => /usr/lib64/binutils/x86_64-pc-linux-gnu/2.16.1/libbfd-2.16.1.so (0x00002ac746bfd000)
        libc.so.6 => /lib64/libc.so.6 (0x00002ac746d9e000)
        /lib64/ld-linux-x86-64.so.2 (0x00002ac746ae0000)