Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
.BR ptrace (2)).
If the check denies access, then the field value is displayed as 0.
The affected fields are indicated with the marking [PT].
-.IP
.RS
.TP 10
(1) \fIpid\fP \ %d
directory are not available if the main thread has already terminated
(typically by calling
.BR pthread_exit (3)).
-.IP
.TP
.IR /proc/[pid]/task/[tid]/children " (since Linux 3.5)"
.\" commit 818411616baf46ceba0cff6f05af3a9b294734f7
1: 00000000:0201 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0
.EE
.in
-.IP
.TP
.I /proc/net/unix
Lists the UNIX domain sockets present within the system and their