doc_id: impl.header

This file is copyright (c) 2004,2005,2006,2011 by Panu Kalliokoski
and released under the w_link(../LICENSE, stx2any license).

Process header lines into stx2any metadata calls.

{{{
1,/^$/{
/^{{{$/,/^}}}$/!{
/^\([a-z][a-z_]*\): /s/,/`,'/g
s/^\([a-z][a-z_]*\): \(.*\)$/w_\1(\2)dnl/
}
}
}}}