[PATCH] msvcrt/tests: Use __[w]getmainargs declarations from headers.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  dlls/msvcrt/tests/environ.c | 4 +---
  1 file changed, 1 insertion(+), 3 deletions(-)