stdlib.h
========

POSIX specification:
 http://www.opengroup.org/susv3xbd/stdlib.h.html

Gnulib module: stdlib

Portability problems fixed by Gnulib:

  * The macros EXIT_SUCCESS and EXIT_FAILURE are not defined on some platforms.

  * The macro EXIT_FAILURE is incorrectly defined on Tandem/NSK.

  * Some platforms provide a NULL macro that cannot be used in arbitrary expressions: NetBSD 5.0

Portability problems not fixed by Gnulib: