ptsname
=======

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

Gnulib module: ptsname

Portability problems fixed by Gnulib:

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

Portability problems not fixed by Gnulib:

  * On Solaris 11 2010-11, this function fails on all BSD-style /dev/pty* device files.