src/lib/libc/sys/fork.2, branch release/13.1.0

fork(2): comment about doubtful use of stdio and exit(3) in example

2021-08-12T12:37:54Z

(cherry picked from commit 2a51e8823a60180feb534176bc41d5d10e2a01b1)

fork.2: correct minor typo in manpage.

2021-08-12T12:37:54Z

(cherry picked from commit 383dbdb2ebffabf8c0efadd8928f8ef3e45ab9e5)

Add _Fork()

2021-08-12T12:37:54Z

(cherry picked from commit 49ad342cc10cba14b3a40ba26cf8bb2150e2925a)

fork.2: Fix a typo in an example

2021-08-12T12:37:54Z

(cherry picked from commit ca904beafd925719af998a86cd67a9c787f44255)

fork.2: Add a simple use pattern

2021-08-12T12:37:54Z

(cherry picked from commit c4207d867c201a726aa3157e09262f72166c89c4)

Mark all the system calls that were in 1st Edition Unix as such in the

2017-12-01T22:26:36Z

HISTORY section. Note: Any system calls that were added prior to v7, but after v1 weren't changed. Obtained from: http://www.tuhs.org/cgi-bin/utree.pl?file=V1/man/man2

Renumber copyright clause 4

2017-02-28T23:42:47Z

Renumber cluase 4 to 3, per what everybody else did when BSD granted them permission to remove clause 3. My insistance on keeping the same numbering for legal reasons is too pedantic, so give up on that point. Submitted by: Jan Schaumann Pull Request: https://github.com/freebsd/freebsd/pull/96

fork(2): Add a note to the effect that kqueue descriptors, unlike other

2015-05-02T00:29:27Z

descriptor types, are not inherited from the parent process. Reported by: kmacy MFC after: 1 week

fork(2): Add information about fork() in multi-threaded processes.

2013-05-31T20:46:08Z

There is nothing about pthread_atfork(3) or extensions like calling malloc(3) in the child process as this may be unreliable or broken.

fork(2): #include is not needed.

2013-05-31T14:48:37Z