Dr. Volker Zell writes:
upset: *** /var/ftp/pub/cygwin/x86/setup.ini: warning - package liblzo2-2.08-1 refers to nonexistent external-source: lzo2
upset: *** /var/ftp/pub/cygwin/x86/setup.ini: warning - package liblzo2-devel-2.08-1 refers to nonexistent external-source: lzo2
upset: *** /var/ftp/pub/cygwin/x86/setup.ini: warning - package liblzo2-devel-2.06-1 refers to nonexistent external-source: lzo2
upset: *** /var/ftp/pub/cygwin/x86/setup.ini: warning - package liblzo2-doc-2.08-1 refers to nonexistent external-source: lzo2
Although lzo2 source package is present as you can see here
The package is currently called liblzo2, so upset will now find two
liblzo2 directories, one in liblzo2 and the other in toplevel.