On Tue, Nov 03, 2009 at 09:28:45AM -0500, Adam Jackson wrote:
What header defines __ILP32__ or __LP64__?
Nothing defines __ILP32__, only __LP64__:
$ gcc -m64 -E -dD -xc /dev/null | grep LP64
#define _LP64 1
#define __LP64__ 1
$ gcc -m32 -E -dD -xc /dev/null | grep LP64
Jakub