memmove is C89 and 4.3BSD

src/acconfig.h

src/apply_low.h

src/array.c

src/backend.cmod

src/builtin_functions.c

src/configure.in

src/interpret_functions.h

src/modules/Gmp/mpq.cmod

src/modules/Gmp/mpz_glue.c

src/modules/Image/colortable.c

src/modules/Oracle/oracle.c

src/modules/Parser/html.c

src/port.c

src/port.h

src/post_modules/_ADT/circular_list.cmod