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-rw-r--r--src/bltGrAxisOption.C2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/bltGrAxisOption.C b/src/bltGrAxisOption.C
index 9a82ccf..ea6f537 100644
--- a/src/bltGrAxisOption.C
+++ b/src/bltGrAxisOption.C
@@ -35,6 +35,8 @@ extern "C" {
#include "bltGrAxisOption.h"
#include "bltConfig.h"
+using namespace Blt;
+
static Tk_CustomOptionSetProc AxisSetProc;
static Tk_CustomOptionGetProc AxisGetProc;
static Tk_CustomOptionFreeProc AxisFreeProc;