ref: 12634d25a1f63f5422cd6dabb14a3d0eb2b1ff22 dir: /sys/src/ape/lib/ap/gen/memset.c/
#include <string.h> void* memset(void *ap, int c, size_t n) { char *p; p = ap; while(n > 0) { *p++ = c; n--; } return ap; }