[PATCH 1/2 v2] msvcrt: Fix _searchenv, _searchenv_s, _wsearchenv, _wsearchenv_s

[Piotr Caban]

From: Kirill Erofeev <erofeev.info(a)gmail.com>

Signed-off-by: Kirill Erofeev <erofeev.info(a)gmail.com>
Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
v2:
  - simplified the code a little
  - fix off by one error in buffer size check
  - added FIXME in _s variants when count > MAX_PATH

  dlls/msvcrt/dir.c | 210 
++++++++++++++++++++++++++----------------------------
  1 file changed, 102 insertions(+), 108 deletions(-)