gui.inc
ttdpatch_ttdpatch/inc/imports/gui.inc
extern BringWindowToForeground,FindWindow
extern CreateWindow,CreateWindowRelative,CreateTooltip
extern DestroyWindow
extern DrawWindowElements
extern RefreshWindowArea

extern drawtextfn,drawrighttextfn,drawsplittextfn
extern drawcenteredtextfn,drawsplitcenteredtextfn
extern SplittextlinesMaxlines

extern fillrectangle

extern invalidatehandle,invalidaterect
extern CreateTextInputWindow

extern WindowClicked,WindowTitleBarClicked
extern redrawscreen
extern specialtext1
extern specialtext2 
extern currscreenupdateblock
