[Nix-dev] yesd doesn't build with most recent ghc (zlib not finding .so in ghci/template haskell)

[Marc Weber]

-A haskellPackages_ghc721.yesod

Loading package zlib-0.5.3.1 ... <command line>: can't load .so/.DLL for: libz.so (libz.so: cannot open shared object file: No such file or directory)
builder for `/nix/store/hkmnfwsgpv4qd5nbhjpazmw4gxq9dy6v-haskell-yesod-core-ghc7.2.1-0.9.3.6-profiling.drv' failed with exit code 1
cannot build derivation `/nix/store/29yazl4q9plzrn4xzi9aga9xnp6rbwks-haskell-yesod-ghc7.2.1-0.9.3.4-profiling.drv': 1 dependencies couldn't be built
error: build of `/nix/store/29yazl4q9plzrn4xzi9aga9xnp6rbwks-haskell-yesod-ghc7.2.1-0.9.3.4-profiling.drv' failed
desk marc i%cdnb haskellPackages_ghc721.yesod 

Its not urgent. Has anybody already spent some time on this issue?

Marc Weber