[PATCH] oleaut32: Fix checks for digit characters.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  dlls/oleaut32/tests/vartest.c |  6 ++++++
  dlls/oleaut32/variant.c       | 11 ++++++++---
  dlls/oleaut32/vartype.c       |  2 +-
  3 files changed, 15 insertions(+), 4 deletions(-)