FS_TRIM
if (fsflags & FS_TRIM)
FS_NFS4ACLS | FS_SUJ | FS_TRIM | FS_INDEXDIRS);
if (fs->fs_flags & FS_TRIM)
sblock.fs_flags |= FS_TRIM;
(sblock.fs_flags & FS_TRIM)? "enabled" : "disabled");
if (sblock.fs_flags & FS_TRIM)
sblock.fs_flags |= FS_TRIM;
if ((~sblock.fs_flags & FS_TRIM) == FS_TRIM)
sblock.fs_flags &= ~FS_TRIM;
if ((fs->fs_flags & FS_TRIM) != 0) {