- Tcl_EventuallyFree.tcl86(3), Tcl_Preserve(3), Tcl_Release(3), Tcl_EventuallyFree(3)
- avoid freeing storage while it is being used
- Tcl_EventuallyFree.tcl90(3), Tcl_Preserve(3), Tcl_Release(3), Tcl_EventuallyFree(3)
- avoid freeing storage while it is being used