1 files changed, 2 insertions, 0 deletions
diff --git a/test/dynlib1.c b/test/dynlib1.c
index 2e0c593..e252623 100644
--- a/test/dynlib1.c
+++ b/test/dynlib1.c
@@ -24,6 +24,8 @@
 #include <stdio.h>
 #include <hdf5.h>
 
+#define H5Z_FILTER_DYNLIB1      257
+
 static size_t H5Z_filter_dynlib1(unsigned int flags, size_t cd_nelmts,
                 const unsigned int *cd_values, size_t nbytes, size_t *buf_size, void **buf);