$NetBSD: patch-doc_headers_Makefile.am,v 1.1 2022/12/03 08:46:39 adam Exp $

lace documentation in the correct place.

--- doc/headers/Makefile.am.orig	2022-12-02 22:10:17.000000000 +0000
+++ doc/headers/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to produce Makefile.in
 
-dochdrdir = $(prefix)/doc/@PACKAGE@/headers
+dochdrdir = $(prefix)/share/doc/@PACKAGE@/headers
 
 INCLUDE_FILES = \
 	Automated.h \