if test "x$enable_docs" = xyes; then
AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, true, false)
if test $HAVE_DOXYGEN = "false"; then
AC_MSG_WARN([*** doxygen not found, API documentation will not be built])
fi
if test "x$enable_docs" = xyes; then
AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, true, false)
if test $HAVE_DOXYGEN = "false"; then
AC_MSG_WARN([*** doxygen not found, API documentation will not be built])
fi