Alan Coopersmith 6cf4847796 Use getrandom() if available in json_c_get_random_seed ...

Lower overhead than opening & reading from /dev/urandom, and works
in chroots and other situtations where /dev/urandom is not available.
Falls back to existing methods when kernel doesn't support the syscall.

2020-07-31 08:28:07 -07:00

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