@item
This function doesn't support the @code{'} flag on some platforms:
NetBSD 3.0, mingw.
+@item
+printf @code{"%010f"} of NaN and Infinity yields an incorrect result (padded
+with zeroes) on some platforms:
+MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, AIX 5.2, IRIX 6.5, OSF/1 5.1, Solaris 10, mingw.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
@item
-printf @code{"%010f"} of NaN and Infinity yields an incorrect result (padded
-with zeroes) on some platforms:
-FreeBSD 6.0.
-@item
printf of @samp{long double} numbers is unsupported on some platforms:
mingw.
@end itemize