+ # set defaults
+ [ -z "$FCDISTRO" ] && FCDISTRO=$DEFAULT_FCDISTRO
+ [ -z "$PLDISTRO" ] && PLDISTRO=$DEFAULT_PLDISTRO
+ [ -z "$PERSONALITY" ] && PERSONALITY=$DEFAULT_PERSONALITY
+ [ -z "$PLDISTROTAGS" ] && PLDISTROTAGS="${PLDISTRO}-tags.mk"
+ [ -z "$BASE" ] && BASE="$DEFAULT_BASE"
+ [ -z "$WEBPATH" ] && WEBPATH="$DEFAULT_WEBPATH"
+ [ -z "$SVNPATH" ] && SVNPATH="$DEFAULT_SVNPATH"
+ [ -z "$BUILDREPO" ] && BUILDREPO="$DEFAULT_BUILDREPO"
+ [ -z "$REPOURL" ] && REPOURL="$DEFAULT_REPOURL"
+ [ -z "$IPPREFIX16" ] && IPPREFIX16="$DEFAULT_IPPREFIX16"
+ [ -z "$TESTVSERVER_DEV" ] && TESTVSERVER_DEV="$DEFAULT_TESTVSERVER_DEV"
+