winebuild: Don't crash when dlltool or ar can't be found.

[Jonathan Liu]

---
  tools/winebuild/import.c | 8 ++++++++
  1 file changed, 8 insertions(+)


-------------- next part --------------
A non-text attachment was scrubbed...
Name: 0001-winebuild-Don-t-crash-when-dlltool-or-ar-can-t-be-fo.txt
Type: text/x-patch
Size: 836 bytes
Desc: not available
URL: <http://www.winehq.org/pipermail/wine-patches/attachments/20131214/6f51f293/attachment.bin>