arch/alpha/include/uapi/asm/siginfo.h
arch/ia64/include/uapi/asm/siginfo.h
arch/mips/include/uapi/asm/siginfo.h
arch/sparc/include/uapi/asm/siginfo.h
arch/x86/include/uapi/asm/siginfo.h
include/uapi/asm-generic/siginfo.h