1 files changed, 7 insertions, 1 deletions

diff --git a/src/lib/libc/stdlib/malloc.3 b/src/lib/libc/stdlib/malloc.3
index 6cbf638173..2af8900656 100644
--- a/src/lib/libc/stdlib/malloc.3
+++ b/src/lib/libc/stdlib/malloc.3
@@ -30,7 +30,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"     $OpenBSD: malloc.3,v 1.31 2003/09/26 05:57:02 millert Exp $
+.\"     $OpenBSD: malloc.3,v 1.32 2003/10/16 17:05:04 tedu Exp $
 .\"
 .Dd August 27, 1996
 .Dt MALLOC 3
@@ -193,6 +193,12 @@ at exit.
 This option requires the library to have been compiled with -DMALLOC_STATS in
 order to have any effect.
 .Pp
+.It Cm G
+Enable guard pages and chunk randomization.
+Each page size or larger allocation is followed by a guard page that will
+cause a segmentation fault upon any access.
+Smaller than page size chunks are returned in a random order.
+.Pp
 .It Cm J
 .Dq Junk .
 Fill some junk into the area allocated.