--- a/configure.ac	Tue Feb 16 11:16:05 2010 +0100
+++ b/configure.ac	Tue Feb 16 15:08:54 2010 +0100
@@ -102,6 +102,27 @@
 AC_MSG_RESULT([$LINUX_SOURCE_DIR (Kernel $LINUX_KERNEL_RELEASE)])
 
 #------------------------------------------------------------------------------
+# Determine the name of the symbol version file
+#------------------------------------------------------------------------------
+
+AC_MSG_CHECKING([for Linux symbol version file])
+
+symvers=
+for file in Module.symvers Modules.symvers; do
+	if test -f "$LINUX_SOURCE_DIR/$file"; then
+		symvers=$file
+		break
+	fi
+done
+
+AC_SUBST(LINUX_SYMVERS,[$symvers])
+if test -n "$symvers"; then
+	AC_MSG_RESULT([$LINUX_SYMVERS])
+else
+	AC_MSG_RESULT(["(none)"])
+fi
+
+#------------------------------------------------------------------------------
 # Generic Ethernet driver
 #------------------------------------------------------------------------------