rand_r
======

POSIX specification:
 https://pubs.opengroup.org/onlinepubs/9699919799/functions/rand_r.html

Gnulib module: ---

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

  * This function is missing on some platforms: Minix 3.1.8, mingw, MSVC 14, Android 4.4.

  * POSIX says this function is obsolescent and it is planned to be removed in POSIX 202x. Use the function random_r from Gnulib module random_r instead.