> @@ -51,9 +51,7 @@ function returns a pointer to the beginn
>  .Sh SEE ALSO
>  .Xr pagesize 1 ,
>  .Xr brk 2 ,
> -.Xr calloc 3 ,
> -.Xr malloc 3 ,
> -.Xr realloc 3
> +.Xr malloc 3

This is good.  It has no relationship to callor or realloc.

> -.Sh BUGS
> +.Sh CAVEATS

OK.

>  The
>  .Fn alloca
> -function is slightly unsafe because it cannot ensure that the pointer
> +function is unsafe because it cannot ensure that the pointer

OK

> @@ -73,4 +71,4 @@ further into other objects in memory, an
>  cannot determine such an error.
>  Avoid
>  .Fn alloca
> -with large unbounded allocations.
> +when possible.

I wrote it this way to provide even greater caution.  It makes
people think "hmm, is my allocation size known".  Then they run
away screaming.   I think my wording has more impact.

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