VBoxDTrace: Split out the ring-3 libc stuff from VBoxDTraceTypes.h and into VBoxDTraceLibCWrappers.h, fixing electric fence and duplicated strings.

VBoxDTrace: CTF compiles and links. (r33)

VBoxDTrace: common/ctf from opensolaris onnv mercurial: id=b23a4dab3d50 num=13149 tag=tip (r32)