Jonathan Schreiter wrote: > Thanks for the reply, but I'm looking for a way to > programmatically determine the memory from inside the > C program. I suppose one could execute a shell > statement and bring that data back in to C, but I'd > like a simpler approach that does not rely on top. Am > I perhaps missing something? You're asking on the wrong place. This has nothing to do with gcc itself. It is target/platform specific. On linux you can just open() the appropriate file under /proc and read the values. But that is not going to be very portable. Brian