.IR datap [0]
and
.IR datap [1],
-whereas 32-bit capabilities only use
+whereas 32-bit capabilities use only
.IR datap [0].
.sp
Another change affecting the behavior of these system calls is kernel
.I hdrp
must not be NULL.
.I datap
-may only be NULL when the user is trying to determine the preferred
+may be NULL only when the user is trying to determine the preferred
capability version format supported by the kernel.
.TP
.B EINVAL