ref: 79e3686fbaea95c525ccb0d723e5c2a730cb6f72
dir: /sys/src/libc/port/strcpy.c/
#include <u.h>
#include <libc.h>
#define N 10000
char*
strcpy(char *s1, char *s2)
{
char *os1;
os1 = s1;
while(!memccpy(s1, s2, 0, N)) {
s1 += N;
s2 += N;
}
return os1;
}