oshogbo 421382fc30 Un-break build libexpact.
The writeRandomBytes_arc4random is not used if the arc4random_buf
is available. This caused compiler to throw warnings which are treated as
an error in libexpact.

Approved by:	vangyzen
2018-11-04 18:24:11 +00:00
..
2018-11-04 18:24:11 +00:00