@itemize
@item
This function is missing on some platforms:
-Minix 3.1.8, AIX 4.3.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, mingw.
+Minix 3.1.8, AIX 4.3.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, mingw, MSVC 9.
@item
This function does not return a string for out-of-range numbers on