# From http://ftp.gnome.org/pub/gnome/sources/libsigc++/2.2/libsigc++-2.2.11.sha256sum sha256 9834045f74f56752c2c6b3cdc195c30ab8314ad22dc8e626d6f67f940f1e4957 libsigc++-2.2.11.tar.xz