10.24.30 atanl ¶
POSIX specification:
https://pubs.opengroup.org/onlinepubs/9799919799/functions/atanl.html
Gnulib module: atanl
Portability problems fixed by Gnulib:
- This function is missing on some platforms:
FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, HP-UX 11, Solaris 9, Cygwin 1.7.x, Android 4.4.
- This function is only defined as a macro with arguments on some platforms:
MSVC 14.
Portability problems not fixed by Gnulib:
- This function produces results which are accurate to only 16 digits on some
platforms:
NetBSD 10.0.