Work around BSD lack of core:net support

core/flags/internal_rtti_nonbsd.odin

@@ -0,0 +1,31 @@
+//+private
+//+build !freebsd !netbsd !openbsd
+package flags
+
+import "core:net"
+
+// This proc exists purely as a workaround for import restrictions.
+// Returns true if caller should return early.
+try_net_parse_workaround :: #force_inline proc (
+	data_type: typeid,
+	str: string,
+	ptr: rawptr,
+	out_error: ^Error,
+) -> bool {
+	if data_type == net.Host_Or_Endpoint {
+		addr, net_error := net.parse_hostname_or_endpoint(str)
+		if net_error != nil {
+			// We pass along `net.Error` here.
+			out_error^ = Parse_Error {
+				net_error,
+				"Invalid Host/Endpoint.",
+			}
+			return true
+		}
+
+		(cast(^net.Host_Or_Endpoint)ptr)^ = addr
+		return true
+	}
+
+	return false
+}