This fixes:
build/obj/syscalls_cpp.o:(.bss.__dso_handle+0x0): multiple definition of `__dso_handle'
/usr/lib/gcc/x86_64-linux-gnu/7/32/crtbeginS.o:(.data.rel.local+0x0): first defined here
/usr/bin/ld: errno: TLS definition in /lib32/libc.so.6 section .tbss mismatches non-TLS reference in build/obj/syscalls_cpp.o