Getting rid of pxeboot loader requests for .gz an .bz2 files

[Wojciech Puchar]

> #ifdef LOADER_BZIP2_SUPPORT
>    &bzipfs_fsops,
> #endif
>
> Is it the correct idea to:
> make -C /usr/src/sys/boot -DLOADER_NO_GZIP_SUPPORT
> -DLOADER_NO_BZIP2_SUPPORT .... ?
>
yes, but then you will not get any compression support, like compressed 
ramdisk image. but it's probably OK for you.