diff --git a/configure.sh b/configure.sh
index 2f2c1c8..45242df 100755
--- a/configure.sh
+++ b/configure.sh
@@ -274,6 +274,8 @@ fi
 
 [ "$WITH_PANDOC_HEADER" ] && AC_DEFINE 'PANDOC_HEADER' '1'
 
+AC_DEFINE PANDOC_HEADER 1
+
 GENERATE="Makefile version.c mkdio.h"
 
 if [ "$PKGCONFIG" ]; then
diff --git a/tests/exercisers/flags b/tests/exercisers/flags
new file mode 100755
index 0000000..2ee04bf
Binary files /dev/null and b/tests/exercisers/flags differ
diff --git a/tests/exercisers/flags.o b/tests/exercisers/flags.o
new file mode 100644
index 0000000..f1845f5
Binary files /dev/null and b/tests/exercisers/flags.o differ