wip

[chiark-utils.git] / cprogs / readbuffer.1

diff --git a/cprogs/readbuffer.1 b/cprogs/readbuffer.1
index 361faea93c96ede864571dedc235816ae0fad8da..18f6214f25c30a5ac2cd6efc4e69a274066f6056 100644 (file)
--- a/cprogs/readbuffer.1
+++ b/cprogs/readbuffer.1
@@ -11,6 +11,10 @@ reads data on standard input and writes it to standard output.  It
 will internally buffer up to \fIsize\fR megabytes of data, and will
 only read more data when the buffer is at least 75% empty.
 .PP
+\fIsize\fR may also be suffixed with
+.BR m ", " k ", or " b
+to indicate that it is in megabytes (2^20), kilobytes (2^10) or bytes.
+.PP
 It is intended for use in situations where many small
 reads are undesirable for performance reasons, e.g. tape drives.
 .SH OPTIONS