gettimeofday
============

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

Gnulib module: gettimeofday

Portability problems fixed by Gnulib:

  * This function is missing on some platforms: mingw.

  * This function is declared with a nonstandard function prototype (only one argument, or ``...'' after the first argument) on some platforms.

  * On some platforms, gettimeofday clobbers the buffer in which localtime returns its result: MacOS X 10.0.

Portability problems not fixed by Gnulib: