; and (2) convert Forest Service Road 4100 within the wilderness boundary to a trail for primitive recreational use. 4. Incorporation of Acquired Land and Interests Any land within the boundary of the wilderness area designated by this Act that is acquired by the United States shall— (1) become part of the Devil's Staircase Wilderness Area; and (2) be managed in accordance with this Act and any other applicable law. 5. Fish and wildlife Nothing in this Act shall be construed as affecting the jurisdiction or responsibilities of the State of Oregon with respect to wildlife and fish in the national forests. 6. Buffer zones (a) In General As provided in the Oregon Wilderness Act of 1984 ( 16 U.S.C. 1132 note; Public Law 98–328 ), Congress does not intend for designation of the wilderness area under this Act to lead to the creation of protective perimeters or buffer zones around the wilderness area. (b) Activities or Uses up to Boundaries The fact that nonwilderness activities or uses can be seen or heard from within a wilderness area shall not, of itself, preclude the activities or uses up to the boundary of the wilderness area. 7. Withdrawal Subject to valid rights in existence on the date of enactment of this Act, the Federal land designated as wilderness area by this Act is withdrawn from all forms of— (1) entry, appropriation, or disposal under the public land laws; (2) location, entry, and patent under the mining laws; and (3) disposition under all laws pertaining to mineral and geothermal leasing or mineral materials. 8. Protection of tribal rights Nothing in this Act shall be construed to diminish— (1) the existing rights of any Indian tribe