pub unsafe extern "C" fn bpf_object__prev_program(
obj: *const bpf_object,
prog: *mut bpf_program,
) -> *mut bpf_program
pub unsafe extern "C" fn bpf_object__prev_program(
obj: *const bpf_object,
prog: *mut bpf_program,
) -> *mut bpf_program