{ stdenv, appleDerivation }: appleDerivation { preConfigure = "cd libiconv"; postInstall = '' mv $out/lib/libiconv.dylib $out/lib/libiconv-nocharset.dylib install_name_tool -id $out/lib/libiconv-nocharset.dylib $out/lib/libiconv-nocharset.dylib # re-export one useless symbol; ld will reject a dylib that only reexports other dylibs echo 'void dont_use_this(){}' | clang -dynamiclib -x c - -current_version 2.4.0 \ -compatibility_version 7.0.0 -current_version 7.0.0 -o $out/lib/libiconv.dylib \ -Wl,-reexport_library -Wl,$out/lib/libiconv-nocharset.dylib \ -Wl,-reexport_library -Wl,$out/lib/libcharset.dylib ''; meta = { platforms = stdenv.lib.platforms.darwin; }; }