diff options
-rw-r--r-- | lib/libc/sys/acct.2 | 4 | ||||
-rw-r--r-- | lib/libc/sys/adjtime.2 | 4 | ||||
-rw-r--r-- | lib/libc/sys/aio_suspend.2 | 10 | ||||
-rw-r--r-- | lib/libc/sys/getitimer.2 | 4 | ||||
-rw-r--r-- | lib/libc/sys/recv.2 | 5 | ||||
-rw-r--r-- | lib/libc/sys/select.2 | 15 |
6 files changed, 12 insertions, 30 deletions
diff --git a/lib/libc/sys/acct.2 b/lib/libc/sys/acct.2 index 1119bbe..4f371d3 100644 --- a/lib/libc/sys/acct.2 +++ b/lib/libc/sys/acct.2 @@ -51,9 +51,7 @@ system call enables or disables the collection of system accounting records. If the argument .Fa file -is a -.Dv NULL -pointer, accounting is disabled. +is a null pointer, accounting is disabled. If .Fa file is an diff --git a/lib/libc/sys/adjtime.2 b/lib/libc/sys/adjtime.2 index a5f873e..5794a32 100644 --- a/lib/libc/sys/adjtime.2 +++ b/lib/libc/sys/adjtime.2 @@ -72,9 +72,7 @@ may not be finished when is called again. If .Fa olddelta -is not a -.Dv NULL -pointer, +is not a null pointer, the structure pointed to will contain, upon return, the number of microseconds still to be corrected from the earlier call. diff --git a/lib/libc/sys/aio_suspend.2 b/lib/libc/sys/aio_suspend.2 index 77d8ec5..db704f1 100644 --- a/lib/libc/sys/aio_suspend.2 +++ b/lib/libc/sys/aio_suspend.2 @@ -52,18 +52,14 @@ is an array of .Fa niocb pointers to asynchronous I/O requests. Array members containing -NULL will be silently ignored. +null pointers will be silently ignored. .Pp If .Fa timeout -is not a -.Dv NULL -pointer, it specifies a maximum interval to suspend. +is not a null pointer, it specifies a maximum interval to suspend. If .Fa timeout -is a -.Dv NULL -pointer, the suspend blocks indefinitely. +is a null pointer, the suspend blocks indefinitely. To effect a poll, the .Fa timeout diff --git a/lib/libc/sys/getitimer.2 b/lib/libc/sys/getitimer.2 index 2efb0f8..90f4977 100644 --- a/lib/libc/sys/getitimer.2 +++ b/lib/libc/sys/getitimer.2 @@ -66,9 +66,7 @@ system call sets a timer to the specified .Fa value (returning the previous value of the timer if .Fa ovalue -is not a -.Dv NULL -pointer). +is not a null pointer). .Pp A timer value is defined by the .Fa itimerval diff --git a/lib/libc/sys/recv.2 b/lib/libc/sys/recv.2 index 8c3e1b6..6833a59 100644 --- a/lib/libc/sys/recv.2 +++ b/lib/libc/sys/recv.2 @@ -63,8 +63,7 @@ it is connection-oriented. .Pp If .Fa from -is not -.Dv NULL , +is not a null pointer and the socket is not connection-oriented, the source address of the message is filled in. The @@ -85,7 +84,7 @@ socket (see and is identical to .Fn recvfrom with a -.Dv NULL +null pointer passed as its .Fa from argument. As it is redundant, it may not be supported in future releases. diff --git a/lib/libc/sys/select.2 b/lib/libc/sys/select.2 index 193c903..d90d521 100644 --- a/lib/libc/sys/select.2 +++ b/lib/libc/sys/select.2 @@ -108,23 +108,18 @@ to the maximum number of descriptors supported by the system. .Pp If .Fa timeout -is not a -.Dv NULL -pointer, it specifies the maximum interval to wait for the +is not a null pointer, it specifies the maximum interval to wait for the selection to complete. System activity can lengthen the interval by an indeterminate amount. .Pp If .Fa timeout -is a -.Dv NULL -pointer, the select blocks indefinitely. +is a null pointer, the select blocks indefinitely. .Pp To effect a poll, the .Fa timeout -argument should not be -.Dv NULL , +argument should not be a null pointer, but it should point to a zero-valued timeval structure. .Pp Any of @@ -132,9 +127,7 @@ Any of .Fa writefds , and .Fa exceptfds -may be given as -.Dv NULL -pointers if no descriptors are of interest. +may be given as null pointers if no descriptors are of interest. .Sh RETURN VALUES The .Fn select |