--- /dev/null
+### -*-makefile-*-
+###
+### Common definitions
+###
+### (c) 2016 Mark Wooding
+###
+
+###----- Licensing notice ---------------------------------------------------
+###
+### This file is part of the `autoys' audio tools collection.
+###
+### `autoys' is free software; you can redistribute it and/or modify
+### it under the terms of the GNU General Public License as published by
+### the Free Software Foundation; either version 2 of the License, or
+### (at your option) any later version.
+###
+### `autoys' is distributed in the hope that it will be useful,
+### but WITHOUT ANY WARRANTY; without even the implied warranty of
+### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+### GNU General Public License for more details.
+###
+### You should have received a copy of the GNU General Public License
+### along with `autoys'; if not, write to the Free Software Foundation,
+### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+###--------------------------------------------------------------------------
+### Initial values of common variables.
+
+EXTRA_DIST =
+
+CLEANFILES =
+DISTCLEANFILES =
+MAINTAINERCLEANFILES =
+
+bin_PROGRAMS =
+bin_SCRIPTS =
+
+dist_man_MANS =
+
+###--------------------------------------------------------------------------
+### Standard configuration substitutions.
+
+confsubst = $(top_srcdir)/config/confsubst
+
+SUBSTITUTIONS = \
+ prefix=$(prefix) exec_prefix=$(exec_prefix) \
+ libdir=$(libdir) includedir=$(includedir) \
+ bindir=$(bindir) sbindir=$(sbindir) \
+ PACKAGE=$(PACKAGE) VERSION=$(VERSION) \
+ PYTHON=$(PYTHON) BASH=$(BASH)
+
+V_SUBST = $(V_SUBST_$(V))
+V_SUBST_ = $(V_SUBST_$(AM_DEFAULT_VERBOSITY))
+V_SUBST_0 = @echo " SUBST $@";
+SUBST = $(V_SUBST)$(confsubst)
+
+###----- That's all, folks --------------------------------------------------