Use memcpy() instead of memmove() when buffers are known not to overlap
Most of these came from a mass bcopy() -> memmove() substitution in 1993 with a commit comment of "Ansification (changed bfuncs -> mfuncs)"
Most of these came from a mass bcopy() -> memmove() substitution in 1993 with a commit comment of "Ansification (changed bfuncs -> mfuncs)"