problem solved, it was this (if anyone has similar issues): - first, he had to re-install the unix development tools on his mac
then he got this error message Installing c_lib gcc -o src/convert.os -c -fPIC -I/Applications/sage/local/include -I/ Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/convert.c gcc -o src/interrupt.os -c -fPIC -I/Applications/sage/local/include -I/ Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/interrupt.c src/interrupt.c: In function ‘msg’: src/interrupt.c:140: warning: format not a string literal and no format arguments gcc -o src/mpn_pylong.os -c -fPIC -I/Applications/sage/local/include - I/Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/mpn_pylong.c gcc -o src/mpz_pylong.os -c -fPIC -I/Applications/sage/local/include - I/Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/mpz_pylong.c gcc -o src/mpz_longlong.os -c -fPIC -I/Applications/sage/local/include -I/Applications/sage/local/include/python2.6 -I/Applications/sage/ local/include/NTL -Iinclude src/mpz_longlong.c gcc -o src/stdsage.os -c -fPIC -I/Applications/sage/local/include -I/ Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/stdsage.c gcc -o src/gmp_globals.os -c -fPIC -I/Applications/sage/local/include - I/Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/gmp_globals.c g++ -o src/ZZ_pylong.os -c -fPIC -I/Applications/sage/local/include -I/ Applications/sage/local/include/python2.6 -I/Applications/sage/local/ include/NTL -Iinclude src/ZZ_pylong.cpp In file included from include/ZZ_pylong.h:26, from src/ZZ_pylong.cpp:19: /Applications/sage/local/include/NTL/ZZ.h: In function ‘long int NTL::MulModPrecon(long int, long int, long int, long unsigned int)’: /Applications/sage/local/include/NTL/ZZ.h:1795: error: ‘MulHiUL’ was not declared in this scope scons: *** [src/ZZ_pylong.os] Error 1 ERROR: There was an error building c_lib. - and then found this thread which solved the problem: http://groups.google.com/group/sage-support/browse_thread/thread/6da17a0a49ef362b/7fa88c373bc8343f?lnk=gst&q=Error+building+c_lib#7fa88c373bc8343f Best, Christian -- You received this message because you are subscribed to the Google Groups "sage-combinat-devel" group. To post to this group, send email to sage-combinat-devel@googlegroups.com. To unsubscribe from this group, send email to sage-combinat-devel+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sage-combinat-devel?hl=en.