Hi, there, I am trying to install GiNaC in Mac osx 10.4.2 (Tiger) using darwinports. The error I get is: ---> Building GiNaC with target all Error: Target com.apple.build returned: shell command "cd "/opt/local/ var/db/dports/build/ file._opt_local_var_db_dports_sources_rsync.rsync.opendarwin.org_dpupdat e_dports_math_GiNaC/work/ginac-1.3.2" && make all" returned error 2 Command output: make all-recursive Making all in ginac make[2]: Nothing to be done for `all'. Making all in check make[2]: Nothing to be done for `all'. Making all in ginsh if g++ -DHAVE_CONFIG_H -I. -I. -I.. -I./../ginac -I../ginac - DIN_GINAC -I/opt/local/include -I/opt/local/include -I/opt/local/ include -g -O2 -MT ginsh_parser.o -MD -MP -MF ".deps/ ginsh_parser.Tpo" \ -c -o ginsh_parser.o `test -f 'ginsh_parser.cc' || echo './'`ginsh_parser.cc; \ then mv -f ".deps/ginsh_parser.Tpo" ".deps/ginsh_parser.Po"; \ else rm -f ".deps/ginsh_parser.Tpo"; exit 1; \ fi ginsh_parser.yy:48:6: error: missing binary operator before token "wrapper" ginsh_parser.yy:54:6: error: missing binary operator before token "wrapper" ginsh_parser.yy:837:6: error: missing binary operator before token "wrapper" ginsh_parser.yy:847:6: error: missing binary operator before token "wrapper" ginsh_parser.yy:899:6: error: missing binary operator before token "wrapper" ginsh_parser.yy: In function 'char** fcn_completion(const char*, int, int)': ginsh_parser.yy:835: error: invalid conversion from 'const char*' to 'char*' ginsh_parser.yy:840: error: 'rl_filename_completion_function' was not declared in this scope ginsh_parser.yy:840: error: 'rl_completion_matches' was not declared in this scope ginsh_parser.yy:850: error: 'rl_completion_matches' was not declared in this scope make[2]: *** [ginsh_parser.o] Error 1 make[1]: *** [all-recursive] Error 1 make: *** [all] Error 2 Guangqiang