No funny names on cygwin...

On FAT/NTFS, filenames cannot contain tabs. So t3300-funny-names would
reliably fail already when trying to create such files.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t3300-funny-names.sh

@@ -9,6 +9,9 @@ This test tries pathnames with funny characters in the working
 tree, index, and tree objects.
 '
 
+# since FAT/NTFS does not allow tabs in filenames, skip this test
+test "$(uname -o 2>/dev/null)" = Cygwin && exit 0
+
 . ./test-lib.sh
 
 p0='no-funny'