The memory regions must not overlap. If they do, use SDL_memmove() instead.
\param dst The destination memory region. Must not be NULL, and must not
overlap with src.
\param src The source memory region. Must not be NULL, and must not overlap
with dst.
\param len The length in bytes of both dst and src.
\returns dst.
\threadsafety It is safe to call this function from any thread.
\since This function is available since SDL 3.2.0.
Copy non-overlapping memory.
The memory regions must not overlap. If they do, use SDL_memmove() instead.
\param dst The destination memory region. Must not be NULL, and must not overlap with src. \param src The source memory region. Must not be NULL, and must not overlap with dst. \param len The length in bytes of both dst and src. \returns dst.
\threadsafety It is safe to call this function from any thread.
\since This function is available since SDL 3.2.0.
\sa SDL_memmove