[PATCH 1/2] msvcrt: Optimize tolower function when locale was never changed

[Piotr Caban]

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
  dlls/msvcrt/ctype.c        |  4 +++-
  dlls/msvcrt/locale.c       |  4 ++++
  dlls/msvcrt/msvcrt.h       |  1 +
  dlls/msvcrt/tests/string.c | 14 ++++++++++----
  4 files changed, 18 insertions(+), 5 deletions(-)