debian/libarb-dev.links

-# This is probably not needed any more - if at all it should probably be usr/lib/${DEB_HOST_MULTIARCH}/arb/INCLUDE
-# usr/include/arb usr/lib/arb/INCLUDE
+# Add symlink for tools expecting upstream non FHS location of header files
+usr/include/arb usr/lib/${DEB_HOST_MULTIARCH}/arb/INCLUDE
\ No newline at end of file

debian/libarb.links

+# ARB expects a folder $ARBHOME to contain lib/libARBDB.so
+usr/lib/${DEB_HOST_MULTIARCH}/arb usr/lib/${DEB_HOST_MULTIARCH}/arb/lib 
\ No newline at end of file