setstate_r
----------

LSB specification:
 https://refspecs.linuxbase.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/baselib-setstate-r-1.html

Documentation:

  * BSD Random Number Functions (libc),

  * man setstate_r.

Gnulib module: random_r

Portability problems fixed by Gnulib:

  * This function is missing on some platforms: macOS 11.1, FreeBSD 13.0, NetBSD 9.0, OpenBSD 6.7, Minix 3.1.8, HP-UX 11, IRIX 6.5, Solaris 11.4, Cygwin 2.9, mingw, MSVC 14, Android 9.0.

  * This function has an incompatible declaration on some platforms: AIX 7.1.

Portability problems not fixed by Gnulib:

  * This function has a slightly different (but compatible) declaration on some platforms: Haiku 2017.