ref: 8820b3d9ea682635f35d5775bfa68831a5ad30ed
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;
}