Arch Linux

g++ -march=x86-64 -mtune=generic -O2 -pipe -fstack-protector --param=ssp-buffer-size=4 -I/usr/include/freetype2 -Wl,-O1,--sort-common,--as-needed,-z,relro -lrt -lSM -lICE -o fluxbox ArrowButton.o FbAtoms.o FbWinFrame.o FbWinFrameTheme.o fluxbox.o Keys.o main.o RootTheme.o FbRootWindow.o OSDWindow.o TooltipWindow.o Screen.o WinButton.o WinButtonTheme.o Window.o WindowState.o Workspace.o FbCommands.o LayerMenu.o FbMenu.o WinClient.o Xutil.o CurrentWindowCmd.o WorkspaceCmd.o TextDialog.o CommandDialog.o SendToMenu.o AlphaMenu.o FbMenuParser.o StyleMenuItem.o RootCmdMenuItem.o MenuCreator.o ClientMenu.o ClientPattern.o WorkspaceMenu.o HeadArea.o Resources.o WindowCmd.o FocusControl.o CascadePlacement.o ColSmartPlacement.o MinOverlapPlacement.o RowSmartPlacement.o ScreenPlacement.o UnderMousePlacement.o AttentionNoticeHandler.o IconButton.o IconbarTheme.o FocusableList.o Ewmh.o Remember.o Slit.o SlitTheme.o SlitClient.o Toolbar.o ToolbarTheme.o ToolbarItem.o ClockTool.o WorkspaceNameTool.o IconbarTool.o ToolTheme.o GenericTool.o ButtonTool.o ButtonTheme.o ToolFactory.o SystemTray.o FbTk/libFbTk.a defaults.o -L/usr/lib -lImlib2 @my_libs@ -lXpm -lXrender -lXft -lfontconfig -lfreetype -lX11 -lrt
g++: error: @my_libs@: No such file or directory
Makefile:502: recipe for target 'fluxbox' failed
make[4]: *** [fluxbox] Error 1
make[4]: Leaving directory '/build/fluxbox/src/fluxbox-1.3.5/src'
Makefile:599: recipe for target 'all-recursive' failed
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory '/build/fluxbox/src/fluxbox-1.3.5/src'
Makefile:427: recipe for target 'all' failed
make[2]: *** [all] Error 2
make[2]: Leaving directory '/build/fluxbox/src/fluxbox-1.3.5/src'
Makefile:316: recipe for target 'all-recursive' failed
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory '/build/fluxbox/src/fluxbox-1.3.5'
Makefile:254: recipe for target 'all' failed
make: *** [all] Error 2
==> ERROR: A failure occurred in build().
Aborting...
==> ERROR: Build failed, check /var/lib/archbuild/extra-x86_64/joel/build


Steps to reproduce:
sudo extra-x86_64-build