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.Dd January 21, 2015 .Dt ESC-O 1 .Os OpenBSD .Sh NAME .Nm esc-o .Nd the roff escape o sequence: overstrike .Sh DESCRIPTION empty: x\o''x .br one character: x\o'|'x .br wide/narrow: x\o'O|'x .br narrow/wide: x\o'|O'x .br wide/narrow/narrow: x\o'O-|'x .br narrow/narrow/wide: x\o'|-O'x