1 files changed, 2 insertions, 0 deletions
diff --git a/c14n.c b/c14n.c
index 89589ca6..620c9a38 100644
--- a/c14n.c
+++ b/c14n.c
@@ -12,6 +12,7 @@
 #define IN_LIBXML
 #include "libxml.h"
 #ifdef LIBXML_C14N_ENABLED
+#ifdef LIBXML_OUTPUT_ENABLED
 
 #ifdef HAVE_STDLIB_H
 #include <stdlib.h>
@@ -1927,4 +1928,5 @@ xmlC11NNormalizeString(const xmlChar * input,
     *out++ = 0;
     return (buffer);
 }
+#endif /* LIBXML_OUTPUT_ENABLED */
 #endif /* LIBXML_C14N_ENABLED */