#ifdef __unix__
    #include <unistd.h>
#else
    #include <dir.h>
#endif
#include <stdio.h>
#include <stdlib.h>

int main()
{
 char puffer[200];

 if(getcwd(puffer,sizeof(puffer)) == NULL)
  {
   fprintf(stderr,"Fehler bei getcwd...\n");
   exit (1);
  }
 printf("Working-Directory : %s\n",puffer);
 return 0;
}