minor documentation tweaks

[imager.git] / ext.h

diff --git a/ext.h b/ext.h
index ebd9a7502196f3feeb412768f0842f2ae036977d..dd1cfbd8f0e545c8388e95684fa7a41c87517788 100644 (file)
--- a/ext.h
+++ b/ext.h
@@ -1,4 +1,7 @@
-#include "image.h"
+#include "imager.h"
+
+#ifndef IMAGER_EXT_H
+#define IMAGER_EXT_H
 
 /* structures for passing data between Imager-plugin and the Imager-module */
 
@@ -16,3 +19,5 @@ typedef struct {
   int (*getvoid)(void *hv_t,char* key,void **store);
   int (*getobj)(void *hv_t,char* key,char* type,void **store);
 } UTIL_table_t;
+
+#endif