cgraph++: [nfc] align storage-class declarations to Graphviz standard in AGraph.h

diff --git a/lib/cgraph++/AGraph.h b/lib/cgraph++/AGraph.h
index d508eacbfcbef8f40e27cd6bf46d51c993c79ca8..fc779472e86ea561ab4aeb581bd7bd223a14285f 100644 (file)
--- a/lib/cgraph++/AGraph.h
+++ b/lib/cgraph++/AGraph.h
@@ -11,7 +11,9 @@
 #else
 #define AGRAPH_API __declspec(dllimport)
 #endif
-#else
+#endif
+
+#ifndef AGRAPH_API
 #define AGRAPH_API /* nothing */
 #endif