sigstack32 705 arch/sparc/kernel/signal32.c struct sigstack32 __user *ssptr = sigstack32 706 arch/sparc/kernel/signal32.c (struct sigstack32 __user *)((unsigned long)(u_ssptr)); sigstack32 707 arch/sparc/kernel/signal32.c struct sigstack32 __user *ossptr = sigstack32 708 arch/sparc/kernel/signal32.c (struct sigstack32 __user *)((unsigned long)(u_ossptr));