[PATCH 1/2] msvcrt: Import acosf from musl.

[Piotr Caban]

Signed-off-by: Piotr Caban 
---
  dlls/msvcrt/math.c | 63 +++++++++++++++++++++++++++++++++++++++-------
  1 file changed, 54 insertions(+), 9 deletions(-)