utils.c: Use long rather than int for random() return value
utils.c: Use long rather than int for random() return value

This matches the random(3) definition even though with the % 64, we
only get a number in the range 0-63 back.

Signed-off-by: Andrew Clayton <02e0a999c50b1f88df7a8f5a04e1b76b35ea6a88@opentechlabs.co.uk>

ac000/receiptomatic