void ioprintf(ostream &out,const char *format,...) APT_FORMAT2;
void strprintf(string &out,const char *format,...) APT_FORMAT2;
char *safe_snprintf(char *Buffer,char *End,const char *Format,...) APT_FORMAT3;
void ioprintf(ostream &out,const char *format,...) APT_FORMAT2;
void strprintf(string &out,const char *format,...) APT_FORMAT2;
char *safe_snprintf(char *Buffer,char *End,const char *Format,...) APT_FORMAT3;