extern int xread (int sock, void *buf, size_t len);
extern int add_string (char ***argv, int *size, int *alloc, const char *str);
-extern int count_strings (char * const* const argv);
+extern int count_strings (char *const *argv);
extern void sort_strings (char **argv, int len);
extern void free_strings (char **argv);
extern void free_stringslen (char **argv, int len);
extern int command (char **stdoutput, char **stderror, const char *name, ...);
extern int commandr (char **stdoutput, char **stderror, const char *name, ...);
extern int commandv (char **stdoutput, char **stderror,
- char * const* const argv);
+ char *const *argv);
extern int commandrv (char **stdoutput, char **stderror,
- char * const* const argv);
+ char const* const *argv);
extern char **split_lines (char *str);