Rebuild .gz kernels from regular ones.
 [rsc] --rw-rw-r-- M 259529 glenda sys 645747 Sep  6 07:23 386/9pc.gz
 [rsc] --rw-rw-r-- M 259529 glenda sys 530959 Sep  6 07:23 386/9pccpu.gz
 [rsc] --rw-rw-r-- M 259529 glenda sys 736406 Sep  6 07:23 386/9pcdisk.gz
 [rsc] --rw-rw-r-- M 259529 presotto sys 888685 Sep  6 07:23 386/9pcf.gz