extern int cygwin32_win32_to_posix_path_list_buf_size(const char*);
extern void cygwin32_posix_to_win32_path_list(const char*, char*);
extern int cygwin32_posix_to_win32_path_list_buf_size(const char*);
extern int cygwin32_win32_to_posix_path_list_buf_size(const char*);
extern void cygwin32_posix_to_win32_path_list(const char*, char*);
extern int cygwin32_posix_to_win32_path_list_buf_size(const char*);