difference between lib and lib64 directories

[Kamaraju S Kusumanchi]

Tobias Schlüter wrote:

> Kamaraju S Kusumanchi wrote:
>> After compiling gcc on a x86_64 machine, I ended up with two similar
>> looking directories in the uppermost directory --- lib/ and lib64/.
>> 
>> What is the difference between these two directories? when should I use
>> the files in lib64/ and when should I use lib/? If there is a short
>> document where issues like this are explained in more detail, I
>> appreciate if some one can point that to me.
> 
> gcc on x86_64 by default is multi-libbed, that means it can compile
> binaries both for 32-bit and 64-bit targets (-m32 vs -m64).  The
> directories you mentioned correspond to the libraries for these two
> targets.
> 
> Cheers,
> - Tobi

So, should my LD_LIBRARY_PATH point to lib64 or lib directory?

It seems to be working only if I point it to lib64 directory.

raju
-- 
Kamaraju S Kusumanchi
http://www.people.cornell.edu/pages/kk288/
http://malayamaarutham.blogspot.com/