Paper or Envelope Size For the Paper Source Selected By the -O and -u Flag Values (Refer to the s0, s1, s2, s3, and s4 attributes) wQ = %?%GWu%{0}%=%t%Gs0%e%GWu%{1}%=%t%Gs1%e%GWu%{2}%=%t%Gs2%e%GWu%{3}% =%t%Gs3%e%Gs4%;%d %? <IF> %GWu ...