void getword(char *word, char *line, char stop);
char *makeword(char *line, char stop);
char *fmakeword(FILE *f, char stop, int *cl);
char x2c(char *what);
void unescape_url(char *url);
void plustospace(char *str);
int rind(char *s, char c);
void send_fd(FILE *f, FILE *fd);
int ind(char *s, char c);
void escape_shell_cmd(char *cmd);