librump fails to build on evbearmv7{,hf}-{eb,el}

[Paul Goyette <paul%whooppee.com@localhost>]

#     build  librump/librump.so.0.0
rm -f librump.so.0.0
/build/netbsd-local/tools/x86_64/evbearmv7hf-eb/bin/armv7eb--netbsdelf-eabihf-gcc
  -Wl,-x -shared -Wl,-soname,librump.so.0 -Wl,--warn-shared-textrel 
-Wl,-Map=librump.so.0.map   --sysroot=/build/netbsd-local/dest/evbearmv7hf-eb 
-Wl,-T,/build/netbsd-local/src/lib/librump/../../sys/rump/ldscript.rump  -o 
librump.so.0.0  -Wl,-rpath-link,/build/netbsd-local/dest/evbearmv7hf-eb/lib  
-L=/lib  -Wl,--whole-archive librump_pic.a  -Wl,--no-whole-archive 
-L/build/netbsd-local/obj/evbearmv7hf-eb/lib/librumpuser -lrumpuser
librump_pic.a(atomic_cas_32.pico): In function 
`rumpns__atomic_cas_ptr':(.text+0x0): multiple definition of 
`rumpns__atomic_cas_32'
librump_pic.a(atomic_cas_generic.pico):atomic_cas_generic.c:(.text+0x0): first 
defined here

followed by several more multiply-defined symbols...



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