[OpenSDK] compiling opensdk - error

[Rachel F. A. <rac...@gm...>]

I keep getting the following error when trying to compile opensdk.

Any ideas on what I can do to get opensdk to compile?

g++ -rdynamic -ldl -lpthread -lz -o OPENRloader AnalyzerAPI.o DataManager.oERA2
01D1.o IPAddress.o MCOOP.o MemoryMapAgent.o OCalendarTime.o OFbkImage.oOObject.
o OObserver.o OPENRAPI.o OPENREvent.o OPower.o OShmPtrBase.o OSubject.oOSyslog.
o OTime.o ObjcommEvent.o OpenSdkEndpointInfo.o OpenSdkThread.o RCRegion.oTime_a
.o antEnvBaseMsg.o antModuleRef.o antSharedBufferDef.o
antSharedBufferManager.o
antTypes.o boot.o libc.o utils.o OVirtualRobotComm.o gunzip.o helper.o
main.o op
ensdkAPI.o
g++: unrecognized option `-rdynamic'
gunzip.o: In function `_Z13gunzip_modulePKcS0_':
/usr/local/opensdk/loader/gunzip.cc:31: undefined reference to `_gzopen'
/usr/local/opensdk/loader/gunzip.cc:49: undefined reference to `_gzread'
/usr/local/opensdk/loader/gunzip.cc:52: undefined reference to `_gzclose'
/usr/local/opensdk/loader/gunzip.cc:58: undefined reference to `_gzerror'
/usr/local/opensdk/loader/gunzip.cc:41: undefined reference to `_gzclose'
main.o: In function `_Z16parse_object_cfgv':
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:63: undefined
ref
erence to `_zError'
collect2: ld returned 1 exit status
make: *** [OPENRloader] Error 1

Thanks,
Rachel