system
======

POSIX specification: http://www.opengroup.org/susv3xsh/system.html

Gnulib module: ---

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

  * On Windows platforms (excluding Cygwin), the command processor used by the system function is cmd.exe, not /bin/sh.  Accordingly, the rules for quoting shell arguments containing spaces, quote or other special characters are different.