text: /* vim: set sw=2 expandtab tw=80: */
  #include <stdio.h>
  #include "hello.h"
  
  int main(void) {
    if(hello_is_present()){
      printf("Hello driver present \r\n");
    }
    else{
      printf("Hello driver not present \r\n");
    }
    return 0;
  }
  