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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index cf08a055..b3d5255f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,6 +9,9 @@ m4_define([dbus_version],
AC_INIT([dbus],[dbus_version],[https://bugs.freedesktop.org/enter_bug.cgi?product=dbus],[dbus])
AC_CONFIG_AUX_DIR([build-aux])
+m4_pattern_forbid([^AX_],
+ [Unexpanded AX_ macro found. Please install GNU autoconf-archive])
+
AC_CANONICAL_HOST
AC_CONFIG_HEADERS([config.h])