Hi Angelo, you could try this -> open gigedit/src/gigedit/Makefile.am Search for a line containing gigedit_LDADD = libgigedit.la and replace it with gigedit_LDADD = \ -lsigc-2.0 \ libgigedit.la Then do a make clean && make distclean before ./configure && make That should do it. Have fun. Georg