* Applying man-1.5m2-apropos.patch ...                                   [ ok ]
 * Applying man-1.6d-headers.patch ...                                    [ ok ]
 * Applying man-1.6b-build.patch ...                                      [ ok ]
 * Applying man-1.6d-fbsd.patch ...                                       [ ok ]
touch: setting times of `/var/tmp/portage/man-1.6d/.unpacked': Function not implemented

!!! ERROR: sys-apps/man-1.6d failed.
Call stack:
  ebuild.sh, line 1546:   Called dyn_unpack
  ebuild.sh, line 709:   Called die

!!! IO Failure -- Failed 'touch .unpacked' in /var/tmp/portage/man-1.6d
!!! If you need support, post the topmost build error, and the call stack if relevant.