The command is ether-wake but the associated manpage is etherwake(8). One of both should renamed. I think the original name is ether-wake. On Debian and Ubuntu it called etherwake, on Fedora ether-wake.
Package no longer exist.
sure it does
Created attachment 408440 [details, diff] Fix for this bug Sorry, my fault.
should be all set now in the tree; thanks for the report! Commit message: Rename man page to match binary name http://sources.gentoo.org/net-misc/ethercard-diag/ethercard-diag-20050321.1g-r1.ebuild?rev=1.1