[PATCH 3/6] msvcrt: Import nextafter implementation from musl.

[Piotr Caban]

Signed-off-by: Piotr Caban 
---
  dlls/msvcrt/math.c    | 45 ++++++++++++++++++++++++++++++++++++-------
  dlls/msvcrt/unixlib.c |  9 ---------
  dlls/msvcrt/unixlib.h |  1 -
  3 files changed, 38 insertions(+), 17 deletions(-)