[Patch] Add the ENOSYS description for syslog(2)

[WANG Cong]

Hi, Michael!

syslog(2) just returns ENOSYS when CONFIG_PRINTK is not enabled.
This should be described in man pages, I think.

Patch is below.

Thanks.

Sigend-off-by: WANG Cong <wcong@xxxxxxxxxxxxxxxxxx>

---
diff -Nrup man-pages-3.00/man2/syslog.2 man-pages-3.00.modified/man2/syslog.2
--- man-pages-3.00/man2/syslog.2	2008-06-11 05:20:46.000000000 +0100
+++ man-pages-3.00.modified/man2/syslog.2	2008-06-19 17:13:00.000000000 +0100
@@ -235,6 +235,12 @@ capability).
 .B ERESTARTSYS
 System call was interrupted by a signal; nothing was read.
 (This can be seen only during a trace.)
+.TP
+.B ENOSYS
+This system call is not enabled when the operating system
+kernel was compiled.
+The kernel configuration parameter controlling this is
+.BR CONFIG_PRINTK .
 .SH "CONFORMING TO"
 This system call is Linux-specific and should not be used in programs
 intended to be portable.

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