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auxv.3: Document AT_USRSTACKBASE and AT_USRSTACKLIM

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Reviewed by:	brooks, imp (previous version)
Discussed with:	markj
Sponsored by:	The FreeBSD Foundation
MFC after:	2 weeks
Differential revision:	https://reviews.freebsd.org/D36540
This commit is contained in:
Konstantin Belousov 2022-09-15 13:08:59 +03:00
parent 1d280f2142
commit 62b4fb22df
1 changed files with 5 additions and 1 deletions
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6
lib/libc/gen/auxv.3
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@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd November 17, 2019
.Dd September 16, 2022
.Dt ELF_AUX_INFO 3
.Os
.Sh NAME
@ -79,6 +79,10 @@ Page size in bytes
.It AT_TIMEKEEP
Pointer to VDSO timehands (for library internal use,
.Dv sizeof(void *)).
.It AT_USRSTACKBASE
Top of the user stack for main thread.
.It AT_USRSTACKLIM
Limit for grow of the user stack for main thread.
.El
.Sh RETURN VALUES
Returns zero on success, or an error number on failure.