AM_CONDITIONAL(HAVE_LIBFTDIPP, [test "x$ENABLE_LIBFTDIPP" = "x1"])
dnl check for doxygen
-AC_PATH_PROG(DOXYGEN, doxygen)
+AC_ARG_WITH(docs,
+ AS_HELP_STRING([--without-docs], [disable doxygen usage]))
+if test "x$with_docs" != "xno"; then
+ AC_PATH_PROG(DOXYGEN, doxygen)
+else
+ DOXYGEN=
+fi
AM_CONDITIONAL(HAVE_DOXYGEN, test -n $DOXYGEN)
dnl ============================