int test_environment(TCHAR *);\r
void duplicate_environment_strings(TCHAR *);\r
TCHAR *copy_environment();\r
+int append_to_environment_block(TCHAR *, unsigned long, TCHAR *, TCHAR **, unsigned long *);\r
+int remove_from_environment_block(TCHAR *, unsigned long, TCHAR *, TCHAR **, unsigned long *);\r
\r
#endif\r