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,
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,