gcvt
====

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

Gnulib module: ---

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

  * This function is missing on some platforms: MacOS X 10.5, FreeBSD 6.0, NetBSD 5.0.

  * This function is marked as ``legacy'' in POSIX.  Better use sprintf instead.