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-rw-r--r--generic/tclIOGT.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/generic/tclIOGT.c b/generic/tclIOGT.c
index 215c6c7..fb80041 100644
--- a/generic/tclIOGT.c
+++ b/generic/tclIOGT.c
@@ -379,8 +379,7 @@ ExecuteCallback(
unsigned char *resBuf;
Tcl_InterpState state = NULL;
int res = TCL_OK;
- Tcl_Obj *command = TclDuplicatePureObj(
- interp, dataPtr->command, &tclListType);
+ Tcl_Obj *command = Tcl_DuplicateObj(dataPtr->command);
if (!command) {
return TCL_ERROR;
}