func net.ParseCIDR

3 uses

	net (current package)
		addrselect.go#L295: 	ip, ipNet, err := ParseCIDR(s)
		ip.go#L712: func ParseCIDR(s string) (IP, *IPNet, error) {

	vendor/golang.org/x/net/http/httpproxy
		proxy.go#L229: 		if _, pnet, err := net.ParseCIDR(p); err == nil {