.TH MT-ARGS 1 "June 25, 2017" OpenBSD .SH NAME MT-args \- argument handling of the man-ext mailto macro .SH DESCRIPTION argument plus text: .MT test@example.com invalid address .ME .PP argument but no text: .MT test@example.com .ME .PP no argument, but text: .MT some text .ME .PP two arguments plus text: .MT first second some text .ME .PP two arguments, but no text: .MT first second .ME .PP final text