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-rw-r--r--usr.bin/col/col.18
1 files changed, 7 insertions, 1 deletions
diff --git a/usr.bin/col/col.1 b/usr.bin/col/col.1
index 4576e77..72c76d9 100644
--- a/usr.bin/col/col.1
+++ b/usr.bin/col/col.1
@@ -43,7 +43,7 @@
.Nd filter reverse line feeds from input
.Sh SYNOPSIS
.Nm
-.Op Fl bfhx
+.Op Fl bfhpx
.Op Fl l Ar num
.Sh DESCRIPTION
.Nm Col
@@ -69,6 +69,12 @@ Normally characters printed on a half line boundary are printed
on the following line.
.It Fl h
Don't output multiple spaces instead of tabs (default).
+.It Fl p
+Force unknown control sequences to be passed through unchanged.
+Normally,
+.Nm
+will filter out any control sequences from the input other than those
+recognized and interpreted by itself, which are listed below.
.It Fl x
Output multiple spaces instead of tabs.
.It Fl l Ar num
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