Error when building from aur, slider-git

[micwoj92]

/usr/bin/ld: command.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
/usr/bin/ld: command.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: command.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: command.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: command.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: command.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: command.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: config.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: config.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
/usr/bin/ld: config.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: config.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: config.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: config.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: config.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: cursor.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: cursor.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: cursor.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: cursor.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
/usr/bin/ld: cursor.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: cursor.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: cursor.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: links.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: links.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: links.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: links.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: links.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
/usr/bin/ld: links.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: links.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: render.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: render.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: render.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
/usr/bin/ld: render.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: render.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: render.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: render.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: sorter.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: sorter.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: sorter.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: sorter.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
/usr/bin/ld: sorter.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: sorter.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: sorter.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: xlib.o:(.bss+0x28): multiple definition of `dpy'; slider.o:(.bss+0x28): first defined here
/usr/bin/ld: xlib.o:(.bss+0x24): multiple definition of `scr'; slider.o:(.bss+0x24): first defined here
/usr/bin/ld: xlib.o:(.bss+0x18): multiple definition of `root'; slider.o:(.bss+0x18): first defined here
/usr/bin/ld: xlib.o:(.bss+0x10): multiple definition of `topWin'; slider.o:(.bss+0x10): first defined here
/usr/bin/ld: xlib.o:(.bss+0x8): multiple definition of `presWin'; slider.o:(.bss+0x8): first defined here
/usr/bin/ld: xlib.o:(.bss+0x20): multiple definition of `cur'; slider.o:(.bss+0x20): first defined here
/usr/bin/ld: xlib.o:(.bss+0x0): multiple definition of `running'; slider.o:(.bss+0x0): first defined here
collect2: error: ld returned 1 exit status
make: *** [<builtin>: slider] Error 1