下面出现的错误，看哪位大侠，帮忙解答下的了
-lqtopiabase -lrt -lqtopia -lmd5 -lqtopiasecurity -Wl,-rpath,/usr/local/qtopia/lib -lpthread -Wl,-rpath,/usr/local/qtopia/lib/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `deflate'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `inflate'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `inflateInit_'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `crc32'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `deflateInit2_'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `inflateReset'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `deflateReset'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `compress'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `inflateEnd'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `inflateInit2_'
/opt/qtopia/target/qtopiacore/target/lib/libQtGui.so: undefined reference to `deflateEnd'
collect2: ld returned 1 exit status
make[5]: *** [qpe] Error 1
make[5]: Leaving directory `/opt/qtopia/target/src/server'
make[4]: *** [all] Error 2
make[4]: Leaving directory `/opt/qtopia/target/src/server'
make[3]: *** [sub-server] Error 2
make[3]: Leaving directory `/opt/qtopia/target/src'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/opt/qtopia/target/src'
make[1]: *** [qtopia_all] Error 2
make[1]: Leaving directory `/opt/qtopia/target'
make: *** [all] Error 2
