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Re:On Linux's Random Number Generation by dchest on Saturday December 21, 2019 @05:41AM (#21850683)
The interface is the same, but arc4random_buf is a user-space CSPRNG.

The analog of zx_cprng_draw is getentropy(2): http://man.openbsd.org/cgi-bin/man.cgi/OpenBSD-current/man2/... except zx_cprng_draw kills the process, while getentropy returns an error.

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