__NR_wait4        242 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_wait4, compat_sys_wait4)
__NR_wait4        707 include/uapi/asm-generic/unistd.h __SC_COMP(__NR_wait4, sys_wait4, compat_sys_wait4)
__NR_wait4       1750 tools/include/nolibc/nolibc.h 	return my_syscall4(__NR_wait4, pid, status, options, rusage);
__NR_wait4        707 tools/include/uapi/asm-generic/unistd.h __SC_COMP(__NR_wait4, sys_wait4, compat_sys_wait4)