ref: dbee0efe67420cc925e1a46de6c6fd3f3ab5e70d dir: /sys/src/libc/port/memset.c/
#include <u.h> #include <libc.h> void* memset(void *ap, int c, ulong n) { char *p; p = ap; while(n > 0) { *p++ = c; n--; } return ap; }