HelenOS sources

vfs_file_addref   218 uspace/srv/vfs/vfs_file.c 			vfs_file_addref(vfs_data, vfs_data->files[i]);
vfs_file_addref   221 uspace/srv/vfs/vfs_file.c 			vfs_file_addref(vfs_data, *file);
vfs_file_addref   322 uspace/srv/vfs/vfs_file.c 	vfs_file_addref(VFS_DATA, FILES[fd]);
vfs_file_addref   346 uspace/srv/vfs/vfs_file.c 			vfs_file_addref(vfs_data, file);