All symbols starting with `u' in stand

• ufs_close stand/ufs.c:540
• ufs_open stand/ufs.c:366
• ufs_read stand/ufs.c:566
• ufs_seek stand/ufs.c:616
• ufs_stat stand/open.c:74
• ufs_write stand/ufs.c:605
• UNIX stand/stand.h:42