fuse_fs_open
int fuse_fs_open(struct fuse_fs *fs, const char *path,
fuseError = fuse_fs_open(fFS, path, cookie);
fuseError = fuse_fs_open(fFS, path, &cookie);
fuseError = fuse_fs_open(fFS, path, cookie);
fuseError = fuse_fs_open(fFS, path, &cookie);