# ------------------------------------------------------------------------------
have_dbus=no
AC_ARG_ENABLE(dbus, AS_HELP_STRING([--disable-dbus], [disable usage of dbus-1 in tests]))
-AS_IF(["x$enable_dbus" != "xno"], [
+AS_IF([test "x$enable_dbus" != "xno"], [
PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.3.2],
[AC_DEFINE(HAVE_DBUS, 1, [Define if dbus-1 library is available]) have_dbus=yes],
[have_dbus=no])