const syscall.PTRACE_SYSCALL
2 uses
syscall (current package)
syscall_linux.go#L854: return ptrace(PTRACE_SYSCALL, pid, 0, uintptr(signal))
zerrors_linux_amd64.go#L791: PTRACE_SYSCALL = 0x18
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)