* protect against invocations of ctype-macros/-functions with negative
character indices by mirroring the corresponding values at negative
array indices (the legal access range of __ctype_b is now [-128..255])
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@38708 a95241bf-73f2-0310-859d-f6bbb57e9c96