int main(void) {

  char chckDrv[1024] = "C:\\\0A:\\\0E:\\\0\0nurnochdatenmuell";

  int chckDrvP = 0;
  int strP = 0;
  char str[8]; 

  while(chckDrvP != 1024) { 
    str[strP] = chckDrv[chckDrvP];
    if(!chckDrv[chckDrvP]) {
      if(!str[0]) break;
      printf("Laufwerk: %s, Strinlaenge: %i\n", str, strP);
      strP = 0;  
    } else strP++;
        
    chckDrvP++;
  }

  return 0;
}