diff options
| -rw-r--r-- | lib/libc/sys/sysctl.2 | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/lib/libc/sys/sysctl.2 b/lib/libc/sys/sysctl.2 index c7d9f6f4a1f..5f6428bc7ea 100644 --- a/lib/libc/sys/sysctl.2 +++ b/lib/libc/sys/sysctl.2 @@ -1,4 +1,4 @@ -.\" $OpenBSD: sysctl.2,v 1.5 2018/05/16 15:24:10 visa Exp $ +.\" $OpenBSD: sysctl.2,v 1.6 2018/05/26 12:47:52 schwarze Exp $ .\" .\" Copyright (c) 1993 .\" The Regents of the University of California. All rights reserved. @@ -27,7 +27,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd $Mdocdate: May 16 2018 $ +.Dd $Mdocdate: May 26 2018 $ .Dt SYSCTL 2 .Os .Sh NAME @@ -413,6 +413,7 @@ information. .It Sy "Second level name" Ta Sy "Type" Ta Sy "Changeable" .It Dv KERN_ALLOWKMEM Ta "integer" Ta "yes" .It Dv KERN_ARGMAX Ta "integer" Ta "no" +.It Dv KERN_AUDIO Ta "node" Ta "yes" .It Dv KERN_BOOTTIME Ta "struct timeval" Ta "no" .It Dv KERN_CACHEPCT Ta "integer" Ta "yes" .It Dv KERN_CCPU Ta "integer" Ta "no" @@ -495,6 +496,29 @@ this variable may not be changed. .It Dv KERN_ARGMAX Pq Va kern.argmax The maximum number of bytes allowed among the arguments to .Xr exec 3 . +.It Dv KERN_AUDIO Pq Va kern.audio +Control device-independent aspects of the +.Xr audio 4 +and +.Xr mixer 4 +subsystem. +Currently, there is one subnode: +.Bl -column "KERN_AUDIO_RECORD" "integer" "Changeable" -offset indent +.It Sy "Third level name" Ta Sy "Type" Ta Sy "Changeable" +.It Dv KERN_AUDIO_RECORD Ta "integer" Ta "yes" +.El +.Pp +Its meaning is as follows: +.Bl -tag -width "123456" +.It Dv KERN_AUDIO_RECORD Pq Va kern.audio.record +If set to the default value of 0, recording is muted by default +for all audio devices. +Otherwise, audio recording is enabled by default. +For individual devices, this setting can be overridden with the +.Xr mixerctl 1 +.Va record.enable +variable. +.El .It Dv KERN_BOOTTIME Pq Va kern.boottime A .Li struct timeval |