[R] Build R-2.8.1 on AIX5.3

[Ei-ji Nakama]

Hi Jin.

> I found there is someone meet same problem when he build R-2.7.0 by searching r-help, and he used a patch to resolve this issue. The patch¡¯s location is http://prs.ism.ac.jp/~nakama/AIX/changefiles. But I can not find a patch R-2.8.1 in this path.
>

Gnu patch is necessary.(AIX patch can't be used.)

http://prs.ism.ac.jp/~nakama/AIX/AIX_R-2.8.1.patch

However, this patch is not tried at all.
-- 
EI-JI Nakama  <nakama (a) ki.rim.or.jp>
"\u4e2d\u9593\u6804\u6cbb"  <nakama (a) ki.rim.or.jp>