install oracle instant client basic on gentoo linux step by step

emerge -av dev-db/oracle-instantclient-basic dev-db/oracle-instantclient-sqlplus

!!! dev-db/oracle-instantclient-basic- has fetch restriction turned on.
!!! This probably means that this ebuild's files must be downloaded
!!! manually.  See the comments in the ebuild for more information.

 * Please go to:
 * select your platform and download the
 * Basic client package with SDK, which are:
 * Then after downloading put them in:
 *   /usr/portage/distfiles

factory ~ # cd /usr/portage/distfiles
factory distfiles # ls -l *zip
-rw-rw-r-- 1 apache portage 34556803 Aug  6 17:17
-rw-rw-r-- 1 apache portage   602897 Aug  6 17:17

emerge -av dev-db/oracle-instantclient-basic

USE="apache2 berkdb bzip2 calendar cjk cli crypt ctype curl gd gdbm hash iconv json mysql mysqli nls oci8-instant-client pcre reflection session simplexml sockets spl ssl tokenizer truetype unicode xml xmlreader xmlwriter zlib" emerge -av php