rem: tPtr->flags.enabled = (flag ? 1 : 0);
add: tPtr->flags.enabled = ((flag==0) ? 0 : 1);
context: WMSetTabViewItemEnabled(WMTabViewItem *tPtr, Bool flag){    tPtr->flags.enabled = (flag ? 1 : 0);    if (tPtr->tabView && W_VIEW_REALIZED(tPtr->tabView->view))	paintTabView(tPtr->tabView);}