unlockpt
========

POSIX specification:
 http://www.opengroup.org/onlinepubs/9699919799/functions/unlockpt.html

Gnulib module: unlockpt

Portability problems fixed by Gnulib:

  * This function is missing on some platforms: MacOS X 10.3, OpenBSD 3.8, Minix 3.1.8, mingw, BeOS.

Portability problems not fixed by Gnulib: