Process to compel the attendance in court of a person wanted there as a witness or otherwise; including not only the ordinary subpoena, but also a warrant of arrest or attachment if needed. Powers v. Com., 24 Ky. Law Rep. 1007, 70 S. W. 644; Graham v. State, 50 Ark. 161, 6 S. W. 721; State v. Nathaniel, 52 La. Ann. 558, 26 South. 1008