property foundHosts : {}
property myHostName : ""

findHostsViaBonjour("_smb._tcp") of me –smb’s port:445
–> {"MBA13"}

on findHostsViaBonjour(aType)
　　
　　set foundHosts to {}
　　set myHostName to (current application’s NSHost’s currentHost()’s localizedName()) as string
　　
　　set aBrowser to current application’s NSNetServiceBrowser’s alloc()’s init()
　　aBrowser’s setDelegate:me
　　
　　aBrowser’s searchForServicesOfType:aType inDomain:""
　　
　　repeat 1000 times
　　　　if foundHosts is not equal to {} then exit repeat
　　　　delay 0.01
　　end repeat
　　
　　aBrowser’s setDelegate:(missing value)
　　
　　return foundHosts
　　
end findHostsViaBonjour

on netServiceBrowser:aNetServiceBrowser didFindService:aNetService moreComing:aMoreComing
　　set aDesc to aNetServiceBrowser’s |description|()
　　set bDesc to aNetService’s |description|()
　　set cDesc to (aNetService’s |name|()) as text
　　
　　if cDesc is not in foundHosts and cDesc is not equal to myHostName then
　　　　set the end of foundHosts to cDesc
　　end if
end netServiceBrowser:didFindService:moreComing: