#include <string.h>
     #include <stddef.h>
     
 
     
     const char string[] = "words separated by spaces -- and, punctuation!";
     const char delimiters[] = " .,;:!-";
     char *running;
     char *token;
     
     
     running = strdupa (string);
     token = strsep (&running, delimiters);