let libguestfs_localenv supermin =
"\
+# Use the real virt-builder configuration from /etc.
+export XDG_CONFIG_DIRS=/etc
+
# Fails under valgrind because of a leak in the fuse library,
# although I could not work out exactly why.
export SKIP_TEST_PARALLEL_MOUNT_LOCAL=1
# libguestfs: error: mkfs_btrfs: /dev/sda1: not enough free space
# (RHBZ#1291715).
export SKIP_TEST_BTRFS_IMAGE_0=1
+
+# Yawn, btrfs broken again. RHBZ#1372037
+export SKIP_TEST_BTRFS_DEVICES_SH=1
" ^
match supermin with
| None -> ""