.TH NANAFILTER 1
.SH NAME 
nanafilter - extract special commands from an input stream.
.SH SYNOPSIS
\&... | nanafilter
.SH DESCRIPTION
This command extracts commands delimited by @@...@@ from stdin
and prints them to stdout.  It also handles the special case
caused by C string and character constants.
.
It is used internally by the various nana(1) scripts, and is
not meant for standalone use.
.SH SEE ALSO
nana(1), nana(3), I(3), DI(3), L(3), DL(3), Q(3) and nana.info.

The nana.info is the primary documentation.
.SH AUTHOR
Phil Maker <pjm@gnu.org>