timer_settime.2: Small rewording around discussion of pointer arguments

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/timer_settime.2 b/man2/timer_settime.2
index b6b9cde541e98487ad50b402f15b20f5f9da9ff4..b8a3a13874f8ef984b6a5f759f72cf9668053fa5 100644 (file)
--- a/man2/timer_settime.2
+++ b/man2/timer_settime.2
@@ -50,7 +50,7 @@ arms or disarms the timer identified by
 .IR timerid .
 The
 .I new_value
-argument is an
+argument is pointer to an
 .I itimerspec
 structure that specifies the new initial value and
 the new interval for the timer.
@@ -141,7 +141,8 @@ clock have no effect on relative timers based on that clock.
 
 If
 .I old_value
-is not NULL, then it returns the previous interval of the timer (in
+is not NULL, then it points to a buffer
+that is used to return the previous interval of the timer (in
 .IR old_value->it_interval )
 and the amount of time until the timer
 would previously have next expired (in