tor-0.2.8.2-alpha, undefined symbolo "signbit" when compiling for Solaris10

I am trying to compile tor-0.2.8.2-alpha under Solaris 10 with gcc and I'm getting an" Undefined symbol error" for "signbit" in src/common/libor.a(util.o)

In file included from ./src/common/torint.h:14, from ./src/common/crypto.h:17, from src/or/torcert.c:11: ./orconfig.h:686:1: warning: "_FILE_OFFSET_BITS" redefined In file included from /usr/include/stdio.h:21, from ./src/common/crypto.h:16, from src/or/torcert.c:11: /usr/include/sys/feature_tests.h:187:1: warning: this is the location of the previous definition CC src/or/src_or_libtor_testing_a-onion_ntor.o AR src/or/libtor-testing.a CC src/or/tor_main.o CCLD src/or/tor gcc: unrecognized option -rdynamic' Undefined first referenced symbol in file signbit src/common/libor.a(util.o) ld: fatal: symbol referencing errors. No output written to src/or/tor collect2: ld returned 1 exit status gmake[1]: *** [src/or/tor] Error 1 gmake[1]: Leaving directory /usr/local/lib/tor-0.2.8.2-alpha' gmake: *** [all] Error 2

I had no issues compiling and running tor-0.2.7.6 on this system.

Any help is appreciated.

Thanks.

Regards Rainer

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Username: RainerSchmidt