[PATCH 6/6] msvcrt: Import atan from musl.

[Piotr Caban]

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
  dlls/msvcrt/math.c | 98 ++++++++++++++++++++++++++++++++++++++++++----
  1 file changed, 90 insertions(+), 8 deletions(-)