regress/roff/esc/unsupp.in


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.\" $OpenBSD$
.TH ESC-UNSUPP 1 "December 15, 2018"
.SH NAME
esc-unsupp \- unsupported escape sequences
.SH DESCRIPTION
.nf
exclamation mark: a\!b\[!]c
question mark: a\?\&\?b\[?]c