#1735632: add O_NOATIME constant to os module.
Also document a few other O_ constants that were missing from documentation.
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 7c25a05..5fcc521 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -8658,6 +8658,10 @@
/* Do not follow links. */
if (ins(d, "O_NOFOLLOW", (long)O_NOFOLLOW)) return -1;
#endif
+#ifdef O_NOATIME
+ /* Do not update the access time. */
+ if (ins(d, "O_NOATIME", (long)O_NOATIME)) return -1;
+#endif
/* These come from sysexits.h */
#ifdef EX_OK