__NR_signalfd4    724 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_signalfd4, compat_sys_signalfd4)
__NR_signalfd4    236 include/uapi/asm-generic/unistd.h __SC_COMP(__NR_signalfd4, sys_signalfd4, compat_sys_signalfd4)
__NR_signalfd4    236 tools/include/uapi/asm-generic/unistd.h __SC_COMP(__NR_signalfd4, sys_signalfd4, compat_sys_signalfd4)