wait.2: Note that wait() is a library function implemented via wait4()

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2015-02-18 11:16:52 +01:00
parent ae6e18f4b7
commit 7704b6a995
1 changed files with 4 additions and 0 deletions

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@ -523,6 +523,10 @@ Do not wait for children of other threads in
the same thread group.
This was the default before Linux 2.4.
.SS C library/kernel ABI differences
.BR wait ()
is actually a library function that (in glibc) is implemented as a call to
.BR wait4 (2).
The raw
.BR waitid ()
system call takes a fifth argument, of type