Gentoo's Bugzilla –
Attachment 840857 Details for
Bug 884779games-board/xscrabble-2.10-r4 fails to compile (CLANG-STRICTER-SYSTEM): mess.c:101:17: error: incompatible function pointer types initializing XtActionProc (aka void ()(struct _WidgetRec , union _XEvent , char , unsigned int )) with an expression of type