os2: getaddrinfo: fix typo

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>
(cherry picked from commit ecd7f4e2e784e908626afe9804bc380abb07115e)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

src/os2/getaddrinfo.c

@@ -261,7 +261,7 @@ getaddrinfo (const char *node, const char *service,
                 protocol = IPPROTO_UDP;
                 break;
 
-#ifndef SOCK_RAW
+#ifdef SOCK_RAW
             case SOCK_RAW:
 #endif
             case 0: