It was apparent that some parts of the man page were written by non-native English speaker(s), so I figured I'd help out somewhat:
--- qemu/qemu.1.orig 2011-04-16 14:33:06.000000000 -0500 +++ qemu/qemu.1 2011-04-16 14:36:38.000000000 -0500 @@ -271,11 +271,11 @@ Available types are: ide, scsi, sd, mtd, floppy, pflash, virtio. .IP "\fBbus=\fR\fIbus\fR\fB,unit=\fR\fIunit\fR" 4 .IX Item "bus=bus,unit=unit" -These options define where is connected the drive by defining the bus number and +These options define where the drive by is connected defining the bus number and the unit id. .IP "\fBindex=\fR\fIindex\fR" 4 .IX Item "index=index" -This option defines where is connected the drive by using an index in the list +This option defines where the drive is connected by using an index in the list of available connectors of a given interface type. .IP "\fBmedia=\fR\fImedia\fR" 4 .IX Item "media=media" @@ -376,10 +376,10 @@ incremented: .Sp .Vb 1 -\& qemu \-drive file=a \-drive file=b" +\& qemu \-drive file=a \-drive file=b .Ve .Sp -is interpreted like: +is interpreted as: .Sp .Vb 1 \& qemu \-hda a \-hdb b -- Fourth Law of Programming: Anything that can go wrong wi sendmail: segmentation violated - core dumped