Xi Ruoyao 274e786be9 libmisc: use /dev/urandom as a generic fallback for read_random_bytes() ...

On systems with Linux kernel < 3.17, getentropy() and getrandom() may
exist but return ENOSYS.  Use /dev/urandom as a fallback to avoid a hard
requirement on Linux kernel version.

Fixes #512.

Signed-off-by: Xi Ruoyao <xry111@xry111.site>

2022-06-19 09:16:38 -05:00

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