Tcl_CreateCommand

tk_sys

Function Tcl_CreateCommand 

Source 
pub unsafe extern "C" fn Tcl_CreateCommand(
    interp: *mut Tcl_Interp,
    cmdName: *const c_char,
    proc_: Tcl_CmdProc,
    clientData: ClientData,
    deleteProc: Tcl_CmdDeleteProc,
) -> Tcl_Command