if (!Lst_IsEmpty(gn->commands)) {
if (!Lst_IsEmpty(&gn->commands)) {
ParseHasCommands(gnp)    void *gnp;	    /* Node to examine */{    GNode *gn = (GNode *) gnp;    if (!Lst_IsEmpty(gn->commands)) {	gn->type |= OP_HAS_COMMANDS;    }}