Possible Duplicate:
How to get 32 bit version of libraries on Ubuntu 64 bit?
I use winbind on 12.04 64bit, but some 32bit programs (like acroread) need the 32bit version of libnss_windbind (from the package libpam_winbind). How can I install the 32bit version of libpam_winbind on my 64bit system?