Reading package lists... Building dependency tree... Reading state information... Need to get 147 kB of source archives. Get:1 http://urika:3142/ftp.debian.org/debian/ sid/main scsh-install-lib 1.3.0-1 (dsc) [779 B] Get:2 http://urika:3142/ftp.debian.org/debian/ sid/main scsh-install-lib 1.3.0-1 (diff) [3,722 B] Get:3 http://urika:3142/ftp.debian.org/debian/ sid/main scsh-install-lib 1.3.0-1 (tar) [143 kB] gpgv: keyblock resource `/tmp/.gnupg/trustedkeys.gpg': file open error gpgv: Signature made Wed 22 Feb 2006 10:18:05 PM UTC using DSA key ID 3E7B4B73 gpgv: Can't check signature: public key not found dpkg-source: warning: failed to verify signature on ./scsh-install-lib_1.3.0-1.dsc dpkg-source: info: extracting scsh-install-lib in scsh-install-lib-1.3.0 dpkg-source: info: unpacking scsh-install-lib_1.3.0.orig.tar.gz dpkg-source: info: applying scsh-install-lib_1.3.0-1.diff.gz dpkg-source: info: upstream files that have been modified: scsh-install-lib-1.3.0/install.scm scsh-install-lib-1.3.0/pkg-def.scm Fetched 147 kB in 0s (11.2 MB/s) Reading package lists... Building dependency tree... Reading state information... E: Build-Depends dependency for scsh-install-lib cannot be satisfied because the package scsh-0.6 cannot be found Killed old client process Internet Systems Consortium DHCP Client 4.3.2 Copyright 2004-2015 Internet Systems Consortium. All rights reserved. For info, please visit https://www.isc.org/software/dhcp/ Listening on LPF/eth0/92:20:77:dc:13:40 Sending on LPF/eth0/92:20:77:dc:13:40 Sending on Socket/fallback DHCPRELEASE on eth0 to 10.0.3.1 port 67 dpkg-buildpackage: source package scsh-install-lib dpkg-buildpackage: source version 1.3.0-1 dpkg-buildpackage: source distribution unstable dpkg-buildpackage: source changed by Lionel Elie Mamane dpkg-source --before-build scsh-install-lib-1.3.0 dpkg-buildpackage: host architecture amd64 dpkg-checkbuilddeps: Unmet build dependencies: debhelper (>= 4.0.0) docbook-to-man scsh-0.6 (>= 0.6.6) dpkg-buildpackage: warning: build dependencies/conflicts unsatisfied; aborting dpkg-buildpackage: warning: (Use -d flag to override.)