int set_environment(TCHAR *, HKEY, TCHAR *, TCHAR **, unsigned long *);\r
int format_environment(TCHAR *, unsigned long, TCHAR **, unsigned long *);\r
int unformat_environment(TCHAR *, unsigned long, TCHAR **, unsigned long *);\r
int set_environment(TCHAR *, HKEY, TCHAR *, TCHAR **, unsigned long *);\r
int format_environment(TCHAR *, unsigned long, TCHAR **, unsigned long *);\r
int unformat_environment(TCHAR *, unsigned long, TCHAR **, unsigned long *);\r