Дистрибутив mandriva One ядро 2.6.18

при конфигурироовании выдает ошибку

... ... не подходящих checking for dlopen in -ldl... (cached) yes checking for shl_unload in -ldld... no checking for size_t... yes checking size of size_t... 4 checking for unsigned long... yes checking size of unsigned long... 4 checking sizeof size_t == sizeof unsigned long... yes checking for PIE support... yes checking if enabling -pie/fPIE support... yes checking crt_externs.h usability... no checking crt_externs.h presence... no checking for crt_externs.h... no checking for _NSGetEnviron... no checking for vsnprintf... yes checking for snprintf... yes checking for X... configure: error: Can't find X includes. Please check your installation and add the correct paths! [root@localhost kdebase-3.5.5]#

как быть ?

заранее спасибо за ответ