The following code come from wrk puzzled me.
.FPO ( FPO_LOCALS, FPO_PARAMS, FPO_PROLOG, FPO_REGS, FPO_USE_EBP, FPO_TRAPFRAME )
who can help me?
thx
Something to do with Frame Pointer Omission (http://blogs.msdn.com/larryosterman/archive/2007/03/12/fpo.aspx)?