tanl
====

POSIX specification:
 https://pubs.opengroup.org/onlinepubs/9699919799/functions/tanl.html

Gnulib module: tanl

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, IRIX 6.5, 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: