Hey Benny!   
      
   ----- ":read !ldd /sbin/nft | sed 's/\t/        /g'" starts   
           linux-vdso.so.1 (0x00007fff48d84000)   
           libmnl.so.0 => /usr/lib/libmnl.so.0 (0x00007fa551d59000)   
           libnftnl.so.7 => /usr/lib/libnftnl.so.7 (0x00007fa551b35000)   
           libreadline.so.7 => /lib/libreadline.so.7 (0x00007fa5518f2000)   
           libgmp.so.10 => /usr/lib/libgmp.so.10 (0x00007fa551691000)   
           libc.so.6 => /lib/libc.so.6 (0x00007fa551318000)   
           libncursesw.so.6 => /lib/libncursesw.so.6 (0x00007fa5510c5000)   
           /lib/ld-linux-x86-64.so.2 (0x00007fa551f5e000)   
   ----- ":read !ldd /sbin/nft | sed 's/\t/        /g'" ends   
      
   I had to add libmnl-1.0.4 and libnftnl-1.0.8 to the basic system in order to   
   satisfy the above dependencies.  The rest I already have.   
      
   ----- ":read !file /usr/lib/{libmnl.so.0.2.0,libnftnl.so.7.0.0}" starts   
   /usr/lib/libmnl.so.0.2.0:   ELF 64-bit LSB shared object, x86-64, version 1   
   (SYSV), dynamically linked, stripped   
   /usr/lib/libnftnl.so.7.0.0: ELF 64-bit LSB shared object, x86-64, version 1   
   (SYSV), dynamically linked, stripped   
   ----- ":read !file /usr/lib/{libmnl.so.0.2.0,libnftnl.so.7.0.0}" ends   
      
   I haven't tested the ipv4-filter you posted as of this writing.  What are you   
   expecting that to do?   
      
   Life is good,   
   Maurice   
      
   ... Don't cry for me I have vi.   
   --- GNU bash, version 4.4.12(1)-release (x86_64-silvermont-linux-gnu)   
    * Origin: Little Mikey's Brain - Ladysmith BC, Canada (1:153/7001)