--- qemu/slirp/slirp_config.h	2018/04/24 16:37:52	1.1.1.1
+++ qemu/slirp/slirp_config.h	2018/04/24 16:41:44	1.1.1.2
@@ -138,6 +138,9 @@
 
 /* Define if you don't have u_int32_t etc. typedef'd */
 #undef NEED_TYPEDEFS
+#ifdef __sun__
+#define NEED_TYPEDEFS
+#endif
 
 /* Define to sizeof(char) */
 #define SIZEOF_CHAR 1