$ OPEN/READ PATCH [-].patch
$ READ PATCH line
$ CLOSE PATCH
-$ tmp = F$EDIT(line,"COLLAPSE")
+$ tmp = F$EDIT(line,"TRIM,COMPRESS")
+$ IF F$ELEMENT(3, " ", tmp) .NES. "" THEN tmp = F$ELEMENT(3, " ", tmp)
$ SET ON
-$ IF tmp .GT. perl_patchlevel then perl_patchlevel = tmp
+$ IF tmp .NES. "" THEN perl_patchlevel = tmp
$ ENDIF
$!
$ version_patchlevel_string = "version ''patchlevel' subversion ''subversion'"