mktime
======

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

Gnulib module: mktime

Portability problems fixed by Gnulib:

  * mktime may go into an endless loop on some platforms.

  * mktime may occasionally return wrong results on some platforms.

Portability problems not fixed by Gnulib: