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-rw-r--r--manual/llio.texi7
1 files changed, 6 insertions, 1 deletions
diff --git a/manual/llio.texi b/manual/llio.texi
index b6bc7f2..7b5f77b 100644
--- a/manual/llio.texi
+++ b/manual/llio.texi
@@ -1693,6 +1693,8 @@ existing map is unmapped.
@c Which is which?
@item MAP_ANONYMOUS
@itemx MAP_ANON
+@standards{POSIX.1-2024, sys/mman.h}
+@standardsx{MAP_ANON, POSIX.1-2024, sys/mman.h}
This flag tells the system to create an anonymous mapping, not connected
to a file. @var{filedes} and @var{offset} are ignored, and the region is
initialized with zeros.
@@ -3639,11 +3641,14 @@ duplicate of @var{old}.
@end deftypefun
@deftypefun int dup3 (int @var{old}, int @var{new}, int @var{flags})
-@standards{Linux, unistd.h}
+@standards{POSIX.1-2024, unistd.h}
@safety{@prelim{}@mtsafe{}@assafe{}@acsafe{}}
This function is the same as @code{dup2} but creates the new
descriptor as if it had been opened with flags @var{flags}. The only
allowed flag is @code{O_CLOEXEC}.
+
+This function was originally a Linux extension, but was added in
+POSIX.1-2024.
@end deftypefun
@deftypevr Macro int F_DUPFD