4 extern void error (const char *fmt
, ...);
5 extern int string_cat (char *str1
, const char *str2
);
6 extern int string_comp (const char *str1
, const char *str2
);
7 extern char *string_cpy (const char *str1
);
8 extern int string_len (const char *string
);
9 extern char *string_snip (const char *string
, const int start
, const int end
);
10 extern char *string_strip (const char *string
, const char *strip
);
