the CYGMIN-* packages (installs into cygmin standalone directory) $ unzip cygmin-*.zip $ cd cygmin/ the current CYGMIN package (installs into cygmin standalone directory) $ move cygmin cygmin_bak $ unzip cygmin-*.zip $ cd cygmin/ PACKAGE build notes for VERSION-TYPE CYGMIN-PACKAGE (extract as standalone directory) optional CYGMIN-PACKAGE binary dependencies package (extract into relevant path)