ref: abf8a2b5e3deff0a2b1b29b0bfb86f22d874f9b5
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;
}