const golang.org/x/sys/unix.SYS_WAITID
2 uses
golang.org/x/sys/unix (current package)
zsyscall_linux.go#L235: _, _, e1 := Syscall6(SYS_WAITID, uintptr(idType), uintptr(id), uintptr(unsafe.Pointer(info)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0)
zsysnum_linux_amd64.go#L257: SYS_WAITID = 247
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)