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-rw-r--r--archival/libunarchive/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/archival/libunarchive/Makefile b/archival/libunarchive/Makefile
index e985fa49f..3f0ebcec1 100644
--- a/archival/libunarchive/Makefile
+++ b/archival/libunarchive/Makefile
@@ -17,8 +17,12 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
+ifndef top_srcdir
top_srcdir=../..
+endif
+ifndef top_builddir
top_builddir=../..
+endif
srcdir=$(top_srcdir)/archival/libunarchive
LIBUNARCHIVE_DIR:=./
include $(top_builddir)/Rules.mak