akr	2008-12-26 01:15:00 +0900 (Fri, 26 Dec 2008)

  New Revision: 21048

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=21048

  Log:
    rdoc update.

  Modified files:
    branches/ruby_1_8/io.c

Index: ruby_1_8/io.c
===================================================================
--- ruby_1_8/io.c	(revision 21047)
+++ ruby_1_8/io.c	(revision 21048)
@@ -1407,6 +1407,8 @@
  *  write(2) system call after O_NONBLOCK is set for
  *  the underlying file descriptor.
  *
+ *  It returns the number of bytes written.
+ *
  *  write_nonblock just calls write(2).
  *  It causes all errors write(2) causes: EAGAIN, EINTR, etc.
  *  The result may also be smaller than string.length (partial write).

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