names=SCM_CREDENTIALS
visibility=public
kind=defined

--- SCM_CREDENTIALS -> Integer
The sender's credentials

[[c:Socket::AncillaryData]] の type として利用します。

@see [[c:Socket::AncillaryData]], 
     [[m:BasicSocket#sendmsg]], [[m:BasicSocket#recvmsg]],
     [[man:unix(7linux)]]

