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-rw-r--r--src/include/k5-plugin.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/k5-plugin.h b/src/include/k5-plugin.h
index 5bb9be7a00..f5f4f43c21 100644
--- a/src/include/k5-plugin.h
+++ b/src/include/k5-plugin.h
@@ -45,6 +45,9 @@
So, no krb5 types. */
+#ifndef K5_PLUGIN_H
+#define K5_PLUGIN_H
+
#if defined(_MSDOS) || defined(_WIN32)
#include "win-mac.h"
#endif
@@ -102,3 +105,5 @@ krb5int_get_plugin_dir_func (struct plugin_dir_handle *, const char *,
void (***)(void), struct errinfo *);
void KRB5_CALLCONV
krb5int_free_plugin_dir_func (void (**)(void));
+
+#endif /* K5_PLUGIN_H */