ref: 4f618bf2be8c5b8ee401db4e1787c4d41a7c59f8 dir: /libkern/strdup.c/
#include <lib9.h> char* strdup(char *s) { char *os; os = malloc(strlen(s) + 1); if(os == 0) return 0; return strcpy(os, s); }