buf.1: Fix wrong punctuation in example.

diff --git a/buf.1 b/buf.1
index be2ac31..5dc4747 100644 (file)
--- a/buf.1
+++ b/buf.1
@@ -30,7 +30,7 @@ This is particularly useful for programs which want to seek their
 standard input, for example PostScript viewers.  A typical invocation
 might be something like
 .VS
-man -Tps buf | buf gv
+man \-Tps buf | buf gv
 .VE
 .SH BUGS
 Doesn't exit correctly if subprogram was killed by a signal.