@node atan2l
@section @code{atan2l}
@findex atan2l

POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/atan2l.html}

Gnulib module: ---

Portability problems fixed by Gnulib:
@itemize
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This function is missing on some platforms:
FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, HP-UX 11, IRIX 6.5, Solaris 9, Cygwin, Interix 3.5, BeOS.
@end itemize
