* gnu/packages/patches/duc-fix-test-sh.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it here.
* gnu/packages/disk.scm (duc): Use it here.
Change-Id: I664614dc35fb88f8ee63dbe727a38f17f4af0f8e
Signed-off-by: Christopher Baines <mail@cbaines.net>