akr	2010-08-08 08:30:45 +0900 (Sun, 08 Aug 2010)

  New Revision: 28912

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=28912

  Log:
    update doc.

  Modified files:
    trunk/io.c

Index: io.c
===================================================================
--- io.c	(revision 28911)
+++ io.c	(revision 28912)
@@ -3850,10 +3850,10 @@
 
 /*
  *  call-seq:
- *     ios.sysread(integer[, outbuf])    -> string
+ *     ios.sysread(maxlen[, outbuf])    -> string
  *
- *  Reads <i>integer</i> bytes from <em>ios</em> using a low-level
- *  read and returns them as a string. Do not mix with other methods
+ *  Reads <i>maxlen</i> bytes from <em>ios</em> using a low-level
+ *  read and returns them as a string.  Do not mix with other methods
  *  that read from <em>ios</em> or you may get unpredictable results.
  *  If the optional <i>outbuf</i> argument is present, it must reference
  *  a String, which will receive the data.

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