@section @code{environ}
@findex environ
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/environ.html}
+POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/environ.html}
Gnulib module: environ
#include <crt_externs.h>
#define environ (*_NSGetEnviron())
@end smallexample
-This works at least on MacOS X 10.3 and newer.
+This works at all versions of MacOS X.
@end itemize
Portability problems not fixed by Gnulib: