AC_CHECK_PROG([HAVE_RPCGEN], [rpcgen], [yes], [no])
if test x$HAVE_RPCGEN != xyes; then
AC_MSG_ERROR([Can not find required program])
AC_CHECK_PROG([HAVE_RPCGEN], [rpcgen], [yes], [no])
if test x$HAVE_RPCGEN != xyes; then
AC_MSG_ERROR([Can not find required program])