sleep(9) fix

[Francis GUDIN]

Hi,

Here's a little fix for sleep(9)'s ERRORS section, hoping I understand
it correctly.

Regards,
Francis.

--
sleep.9.diff:

diff -r fc37e3632c83 share/man/man9/sleep.9
--- a/share/man/man9/sleep.9	Tue Aug 29 07:41:46 2006 +0000
+++ b/share/man/man9/sleep.9	Tue Aug 29 15:07:22 2006 +0200
@@ -151,16 +151,16 @@ if awakened, otherwise an appropriate er
 .Sh ERRORS
 .Bl -tag -width Er
 .It Bq Er EWOULDBLOCK
-The timeout will expire.
+The timeout expired.
 .It Bq Er ERESTART
-The signal needs to be delivered to the system call should and
-it should be restarted if possible.
+A signal needs to be delivered and the system call should
+be restarted if possible.
 This only happens if
 .Dv PCATCH
 was set in
 .Fa flags .
 .It Bq Er EINTR
-The system needs to be interrupted by the signal.
+The system call needs to be interrupted by the signal.
 This only happens if
 .Dv PCATCH
 was set in