Does not link on my gentoo system

[mark4th]

/usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/emux51.o:(.bss+0x10230): multiple definition of cycle_counter'; .obj/nixies/instructions.o:(.bss+0x1000): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/emux51.o:(.data+0x0): multiple definition of Fosc'; .obj/nixies/instructions.o:(.bss+0x1008): first defined here
/usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/module.o:(.bss+0x960): multiple definition of Fosc'; .obj/nixies/instructions.o:(.bss+0x1008): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/module.o:(.bss+0x958): multiple definition of cycle_counter'; .obj/nixies/instructions.o:(.bss+0x1000): first defined here
/usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/gui.o:(.bss+0x1108): multiple definition of Fosc'; .obj/nixies/instructions.o:(.bss+0x1008): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/gui.o:(.bss+0x1100): multiple definition of cycle_counter'; .obj/nixies/instructions.o:(.bss+0x1000): first defined here
/usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: .obj/nixies/emux51.o: undefined reference to symbol 'g_module_supported'
/usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld: /usr/lib64/libgmodule-2.0.so.0: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
make: *** [Makefile:149: build] Error 1