--- a/Makefile.am	Fri Jun 24 10:37:04 2016 -0400
+++ b/Makefile.am	Fri Jun 24 10:44:35 2016 -0400
@@ -18,7 +18,74 @@
 # along with Octave; see the file COPYING.  If not, see
 # <http://www.gnu.org/licenses/>.
 
-include build-aux/common.mk
+# This Makefile requires GNU Make features.
+
+export AWK
+export GREP
+export FIND
+export SED
+export SHELL
+export PERL
+
+version := ${OCTAVE_VERSION}
+api_version := ${OCTAVE_API_VERSION}
+
+## AM_LIBTOOLFLAGS = --silent
+
+AM_LFLAGS = @LFLAGS@
+
+AM_YFLAGS = -dv
+
+# Fortran compiler flags.
+
+AM_FFLAGS = @FFLAGS@
+
+# C compiler flags.
+
+AM_CFLAGS = ${XTRA_CFLAGS}
+
+# ifeq (${INCLUDE_DEPS},no)
+#   omit_deps = true;
+# endif
+
+# C++ compiler flags.
+
+AM_CXXFLAGS = ${XTRA_CXXFLAGS}
+
+FFTW_XCPPFLAGS = @FFTW_XCPPFLAGS@
+FFTW_XLDFLAGS = @FFTW_XLDFLAGS@
+FFTW_XLIBS = @FFTW_XLIBS@
+
+SPARSE_XCPPFLAGS = @SPARSE_XCPPFLAGS@
+SPARSE_XLDFLAGS = @SPARSE_XLDFLAGS@
+SPARSE_XLIBS = @SPARSE_XLIBS@
+
+GNULIB_LINK_DEPS = @GNULIB_LINK_DEPS@
+
+LIBOCTAVE_LINK_DEPS = @LIBOCTAVE_LINK_DEPS@
+LIBOCTAVE_LINK_OPTS = @LIBOCTAVE_LINK_OPTS@
+
+LIBOCTINTERP_LINK_DEPS = @LIBOCTINTERP_LINK_DEPS@
+LIBOCTINTERP_LINK_OPTS = @LIBOCTINTERP_LINK_OPTS@
+
+OCTAVE_LINK_DEPS = @OCTAVE_LINK_DEPS@
+OCTAVE_LINK_OPTS = @OCTAVE_LINK_OPTS@
+
+OCT_LINK_DEPS = @OCT_LINK_DEPS@
+OCT_LINK_OPTS = @OCT_LINK_OPTS@
+
+LIBOCTGUI_LINK_DEPS = @LIBOCTGUI_LINK_DEPS@
+LIBOCTGUI_LINK_OPTS = @LIBOCTGUI_LINK_OPTS@
+
+OCTAVE_GUI_LINK_DEPS = @OCTAVE_GUI_LINK_DEPS@
+OCTAVE_GUI_LINK_OPTS = @OCTAVE_GUI_LINK_OPTS@
+
+# The arguments passed to configure.
+
+CONFIG_SUBDIRS = @subdirs@
+
+null =
+ldpreloadsep = ${null}@ldpreloadsep@${null}
 
 image_DATA =
 octdata_DATA =
@@ -372,3 +439,87 @@
 
 maintainer-clean-local: doc-maintainer-clean
 
+define move_if_change_rule
+  if [ -s $(1) ]; then \
+    ${SHELL} ${top_srcdir}/build-aux/move-if-change $(1) $(2); \
+  else \
+    echo "$(1) is empty!" 1>&2; \
+    rm -f $(1); \
+    exit 1; \
+  fi
+endef
+
+define simple_move_if_change_rule
+  $(call move_if_change_rule,$@-t,$@)
+endef
+
+define cp_update_rule
+  if [ "x${srcdir}" != "x." ] && [ -f ${srcdir}/$@ ] && [ ! -f $@ ]; then \
+    cp ${srcdir}/$@ $@; \
+    touch -r ${srcdir}/$@ $@; \
+  fi
+endef
+
+define simple-filter-rule
+  rm -f $@-t $@ && \
+  ${SHELL} $(1) < $< > $@-t && \
+  mv $@-t $@
+endef
+
+define subst-bison-api-decls
+  case "${BISON_API_PREFIX_DECL_STYLE}" in \
+    *api*) \
+      case "${BISON_API_PREFIX_DECL_STYLE}" in \
+       *brace*) \
+         api_prefix_decl='%define api.prefix {$(1)}'; ;; \
+       *) \
+         api_prefix_decl='%define api.prefix "$(1)"'; ;; \
+       esac; \
+      ;; \
+    *name*) \
+      case "${BISON_API_PREFIX_DECL_STYLE}" in \
+        *brace*) \
+          api_prefix_decl='%name-prefix {$(1)}'; ;; \
+        *) \
+          api_prefix_decl='%name-prefix="$(1)"'; ;; \
+      esac; \
+    ;; \
+  esac; \
+  case "${BISON_PUSH_PULL_DECL_STYLE}" in \
+    *quote*) quote='"' ;; \
+    *) quote="" ;; \
+  esac; \
+  case "${BISON_PUSH_PULL_DECL_STYLE}" in \
+    *dash*) push_pull_decl="%define api.push-pull $${quote}both$${quote}"; ;; \
+    *underscore*) push_pull_decl="%define api.push_pull $${quote}both$${quote}"; ;; \
+  esac; \
+  ${SED} -e "s/%PUSH_PULL_DECL%/$$push_pull_decl/" \
+         -e "s/%API_PREFIX_DECL%/$$api_prefix_decl/" $< > $@-t && \
+  mv $@-t $@
+endef
+
+define gdbinit_install_rule
+  if [ -f $@ ]; then \
+    echo "refusing to overwrite $@ with newer version from $<" 1>&2; \
+  else \
+    echo "Installing $@ from version at $<" ; \
+    cp $< $@; \
+  fi
+endef
+
+define test-file-commands
+  rm -f $@-t $@ && \
+  ( echo "## DO NOT EDIT!  Generated automatically from $(<F) by Make."; \
+    $(GREP) '^%!' $< \
+  ) > $@-t && \
+  mv $@-t $@
+endef
+
+%.cc-tst : %.cc
+	$(AM_V_GEN)$(test-file-commands)
+
+%.yy-tst : %.yy
+	$(AM_V_GEN)$(test-file-commands)
+
+%.ll-tst : %.ll
+	$(AM_V_GEN)$(test-file-commands)