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-rw-r--r--unix/dltest/pkgb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/unix/dltest/pkgb.c b/unix/dltest/pkgb.c
index 9e9f64f..165c5e3 100644
--- a/unix/dltest/pkgb.c
+++ b/unix/dltest/pkgb.c
@@ -56,7 +56,7 @@ Pkgb_SubObjCmd(
|| (Tcl_GetIntFromObj(interp, objv[2], &second) != TCL_OK)) {
char buf[TCL_INTEGER_SPACE];
snprintf(buf, sizeof(buf), "%d", Tcl_GetErrorLine(interp));
- Tcl_AppendResult(interp, " in line: ", buf, NULL);
+ Tcl_AppendResult(interp, " in line: ", buf, (void *)NULL);
return TCL_ERROR;
}
Tcl_SetObjResult(interp, Tcl_NewIntObj(first - second));