update

Change-Id: I03983af1e27c0ee2b15683a62931314b480b51dd

Author: mateusz834

src/net/net.go

@@ -68,10 +68,10 @@ GODEBUG environment variable (see package runtime) to go or cgo, as in:
 
 The decision can also be forced while building the Go source tree
 by setting the netgo or netcgo build tag.
-The netgo build flag disables entirely the use of the native (CGO) resolver,
+The netgo build tag disables entirely the use of the native (CGO) resolver,
 meaning the Go resolver is the only one that can be used.
 With the netcgo build tag the native and the pure Go resolver are compiled into the binary,
-but the native (CGO) resolver is preferred over the Go resolver, no matter the system configuration.
+but the native (CGO) resolver is preferred over the Go resolver.
 With netcgo, the Go resolver can still be forced at runtime with GODEBUG=netdns=go.
 
 A numeric netdns setting, as in GODEBUG=netdns=1, causes the resolver