--- /dev/null
+
+# general package info
+VERSION = @PACKAGE_VERSION@
+PACKAGE = @PACKAGE_NAME@
+
+# toolchain
+CC = @CC@
+LDFLAGS = @LDFLAGS@
+CFLAGS = @CFLAGS@
+DEFS = @DEFS@
+CPPFLAGS = @CPPFLAGS@ $(DEFS)
+
+# dependencies
+twin_CFLAGS = @twin_CFLAGS@
+twin_LDFLAGS = @twin_LIBS@
+
+# other programs
+INSTALL = @INSTALL@
+
+# paths
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+sbindir = @sbindir@
+datarootdir = @datarootdir@
+datadir = @datadir@
+pkgdatadir = ${datadir}/${PACKAGE}
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
+
+include $(top_srcdir)/rules.mk