ref: b3e06559475b0130a7a2fb56ac4d131d13d2012f dir: /sys/src/ape/lib/ap/gen/strcpy.c/
#include <string.h> #define N 10000 char* strcpy(char *s1, const char *s2) { char *os1; os1 = s1; while(!memccpy(s1, s2, 0, N)) { s1 += N; s2 += N; } return os1; }