How do I build this?

[shachar1236]

I tried building this with the build scripts and I got some errors about the secp256k, so I built the secp256k1and then tried to build this but I got different errors, here are the errors: ```Building Protocol Tests
/usr/bin/ld: secp256k1/.libs/libsecp256k1.a(libsecp256k1_la-group.o): in function secp_primitives::GroupElement::generate(unsigned char const*)': /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:49: undefined reference to __gmpn_set_str'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:49: undefined reference to `__gmpn_set_str'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:154: undefined reference to `__gmpz_inits'
/usr/bin/ld: secp256k1/.libs/libsecp256k1.a(libsecp256k1_la-group.o): in function `secp256k1_num_jacobi':
/home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:156: undefined reference to `__gmpz_import'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:157: undefined reference to `__gmpz_import'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:162: undefined reference to `__gmpz_jacobi'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/cpp/../num_gmp_impl.h:164: undefined reference to `__gmpz_clears'
/usr/bin/ld: /tmp/cclNQYyw.o: in function `sigma::PrivateCoin::serialNumberFromSerializedPublicKey(secp256k1_context_struct const*, secp256k1_pubkey*)':
/home/shachar/Shared-Documents/test/ring signatures/libsigma/src/coin.cpp:264: undefined reference to `secp256k1_ecdh'
/usr/bin/ld: secp256k1/.libs/libsecp256k1.a(libsecp256k1_la-secp256k1.o): in function `secp256k1_num_mod_inverse':
/home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/num_gmp_impl.h:128: undefined reference to `__gmpn_gcdext'
/usr/bin/ld: secp256k1/.libs/libsecp256k1.a(libsecp256k1_la-secp256k1.o): in function `__gmpn_sub':
/usr/include/gmp-x86_64.h:2197: undefined reference to `__gmpn_sub_n'
/usr/bin/ld: secp256k1/.libs/libsecp256k1.a(libsecp256k1_la-secp256k1.o): in function `secp256k1_num_get_bin':
/home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/num_gmp_impl.h:34: undefined reference to `__gmpn_get_str'
/usr/bin/ld: secp256k1/.libs/libsecp256k1.a(libsecp256k1_la-secp256k1.o): in function `secp256k1_num_set_bin':
/home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/num_gmp_impl.h:49: undefined reference to `__gmpn_set_str'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/num_gmp_impl.h:49: undefined reference to `__gmpn_set_str'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/num_gmp_impl.h:49: undefined reference to `__gmpn_set_str'
/usr/bin/ld: /home/shachar/Shared-Documents/test/ring signatures/libsigma/secp256k1/src/num_gmp_impl.h:49: undefined reference to `__gmpn_set_str'
collect2: error: ld returned 1 exit status
Building R1 Tests
^C

Do you have any idea how can I solve it?