MEMCPY: override this if you have a faster implementation at hand than the one included in your C library
Definition at line 137 of file opt.h.
MEMMOVE: override this if you have a faster implementation at hand than the one included in your C library. lwIP currently uses MEMMOVE only when IPv6 fragmentation support is enabled.
Definition at line 154 of file opt.h.
SMEMCPY: override this with care! Some compilers (e.g. gcc) can inline a call to memcpy() if the length is known at compile time and is small.
Definition at line 145 of file opt.h.