Mine

g++ -o build/displays/eqshibit/eqshibit build/displays/eqshibit/eqshibit.o build/displays/eqshibit/eqshibitbase.o build/displays/eqshibit/ddserver.o build/displays/eqshibit/ddclient.o build/displays/eqshibit/eqshibit_ui.o -Lbuild/rib/rib2 -Lbuild/rib/rib2ri -Lbuild/rib/ri2rib -Lbuild/aqsistypes -Lbuild/argparse -Lbuild/renderer/ddmanager -Lbuild/renderer/raytrace -Lbuild/renderer/render -Lbuild/shadercompiler/shaderexecenv -Lbuild/shadercompiler/shadervm -Lbuild/shadercompiler/slparse -Lbuild/shadercompiler/codegenvm -Lbuild/shadercompiler/slpp -Lbuild/shadercompiler/slxargs -Lbuild/texturing/plugins/common -Lbuild/texturing/plugins/bake2tif -Lbuild/texturing/plugins/jpg2tif -Lbuild/texturing/plugins/bmp2tif -Lbuild/texturing/plugins/exr2tif -Lbuild/texturing/plugins/gif2tif -Lbuild/texturing/plugins/pcx2tif -Lbuild/texturing/plugins/ppm2tif -Lbuild/texturing/plugins/tga2tif -Lbuild/texturing/plugins/png2tif -Lbuild/thirdparty/tinyxml -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/usr/X11R6/lib -laqsistypes -largparse -lfltk -lm -lXext -lX11 -ltinyxml
/usr/bin/ld: Undefined symbols:
_DisposeGWorld
_GetGWorldPixMap
_GetPixBaseAddr
_Line
_LockPixels
_MoveTo
_NewGWorld
_UnlockPixels
_AECountItems
_AECreateDesc
_AEDisposeDesc
_AEGetNthPtr
_AEGetParamDesc
_AEInstallEventHandler
_AEProcessAppleEvent
_AERemoveEventHandler
_AppendResMenu
_BringToFront
_CallNextEventHandler
_ClearCurrentScrap
_ClearMenuBar
_CollapseWindow
_ConvertEventRefToEventRecord
_CountDragItems
_CreateEvent
_CreateNewWindow
_DiffRgn
_DisposeRgn
_DisposeWindow
_DrawMenuBar
_FSRefMakePath
_FSpMakeFSRef
_FindWindow
_FlushEvents
_GetApplicationEventTarget
_GetAvailableWindowAttributes
_GetAvailableWindowPositioningBounds
_GetCurrentEventQueue
_GetCurrentKeyModifiers
_GetCurrentProcess
_GetCurrentScrap
_GetDeviceList
_GetDragItemReferenceNumber
_GetDragMouse
_GetEventClass
_GetEventDispatcherTarget
_GetEventKind
_GetEventParameter
_GetFlavorData
_GetFlavorDataSize
_GetFlavorFlags
_GetMainDevice
_GetMainEventLoop
_GetMenuHandle
_GetMenuItemRefCon
_GetMouse
_GetNextDevice
_GetPort
_GetQDGlobalsArrow
_GetQDGlobalsScreenBits
_GetResource
_GetScrapFlavorData
_GetScrapFlavorSize
_GetScriptManagerVariable
_GetWindowBounds
_GetWindowClass
_GetWindowEventTarget
_GetWindowPort
_GlobalToLocal
_HiliteMenu
_InstallEventHandler
_InstallEventLoopTimer
_InstallReceiveHandler
_InstallTrackingHandler
_InvalWindowRect
_InvalWindowRgn
_IsWindowActive
_IsWindowCollapsed
_KeyTranslate
_LocalToGlobal
_MenuSelect
_MoreMasters
_MoveWindow
_NewAEEventHandlerUPP
_NewEventHandlerUPP
_NewEventLoopTimerUPP
_NewRgn
_PostEventToQueue
_PutScrapFlavor
_QDFlushPortBuffer
_ReceiveNextEvent
_ReleaseEvent
_RemoveEventLoopTimer
_RepositionWindow
_SelectWindow
_SendEventToEventTarget
_SetEventMask
_SetFrontProcess
_SetItemMark
_SetOrigin
_SetPort
_SetPortClipRegion
_SetRectRgn
_SetWTitle
_SetWindowClass
_ShowWindow
_SizeWindow
_UnionRgn
_CopyBits
_GetBackColor
_GetForeColor
_GetGWorld
_GetPortBitMapForCopyBits
_GetPortBounds
_GetWindowFromPort
_QDIsPortBuffered
_RGBBackColor
_RGBForeColor
_SetGWorld
_UpdateGWorld
_ClipRect
_ClosePoly
_CopyRgn
_FramePoly
_FrameRect
_GetRegionBounds
_KillPoly
_LineTo
_OpenPoly
_PaintPoly
_PaintRect
_RectInRgn
_SectRgn
_SetClip
_SetEmptyRgn
_SetRect
_GetCursor
_SetCursor
_DrawText
_FMSwapFont
_FontMetrics
_GetFNum
_GetFontInfo
_TextFace
_TextFont
_TextSize
_TextWidth
_CopyMask
_FrameArc
_PaintArc
_SetUserFocusWindow
_FrameOval
_PaintOval
_PenPat
_PenSize
collect2: ld returned 1 exit status
scons: *** [build/displays/eqshibit/eqshibit] Error 1
scons: building terminated because of errors.