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-rw-r--r--Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 685d213..463e636 100644
--- a/Makefile
+++ b/Makefile
@@ -1,2 +1,6 @@
#!/usr/bin/make -f
+ifndef QTDIR
+$(error QTDIR not set)
+endif
+
export OPIEDIR:=$(shell pwd)