AC_ARG_ENABLE(modemmgr,
AC_HELP_STRING([--enable-modemmgr], [enable Modem Manager support]),
[enable_modemmgr=${enableval}], [enable_modemmgr="no"])
-AM_CONDITIONAL(MODEMMGR, test "${enable_modemmgr}" = "yes")
+AM_CONDITIONAL(MODEMMGR, test "${enable_modemmgr}" != "no")
+AM_CONDITIONAL(MODEMMGR_BUILTIN, test "${enable_modemmgr}" = "builtin")
AC_ARG_WITH(udhcpc, AC_HELP_STRING([--with-udhcpc=PROGRAM],
[specify location of udhcpc binary]), [path_udhcpc=${withval}])