print export LIBCMARKDIR for copy/paste.
diff --git a/bin/build-cmark.sh b/bin/build-cmark.sh
index bf57ee9..263a7f5 100755
--- a/bin/build-cmark.sh
+++ b/bin/build-cmark.sh
@@ -52,3 +52,6 @@
 # These files/dir may need a reference with LD_LIBRARY_PATH.
 # gfm.py wants this lib/ in LIBCMARKLOCATION.
 ls -laF "$EXTRACTED_AS/lib/"
+
+# Provide a handy line for copy/paste.
+echo "export LIBCMARKDIR='$(pwd)/$EXTRACTED_AS/lib'"