Make sure that eol is crlf

    new file:   .gitattributes
    modified:   backup.cmd
    modified:   buildenv/bldenv.cmd
    modified:   buildenv/emxenv.cmd
    modified:   buildenv/gcc4.cmd
    modified:   buildenv/gccenv.cmd
    modified:   buildenv/iccenv.cmd
    modified:   buildenv/pgcc.cmd
    modified:   buildenv/pl5env.cmd
    modified:   buildenv/qtenv.cmd
    modified:   buildenv/wenv.cmd
    modified:   buildscripts/autotools/configure.cmd
    modified:   buildscripts/autotools/gmake.cmd
    modified:   buildscripts/config.site
    modified:   buildscripts/configure.cmd
    modified:   buildscripts/gmake.cmd
    modified:   buildscripts/mkt.cmd
    modified:   buildsystem/Makefile
    modified:   buildsystem/Makefile.common
    modified:   cp437.cmd
    modified:   git/bw.cmd
    modified:   git/gse.cmd
    modified:   kt.cmd
    modified:   netdel.cmd
    modified:   netdel_deleteacl.cmd
    modified:   omflibs.cmd
    modified:   pack.cmd
    modified:   patchtool/kdi.cmd
    modified:   patchtool/kpatch.cmd
    modified:   tcppr.ndx