diff --git a/lib/curl_rtmp.c b/lib/curl_rtmp.c
index b2dd937008..6f9e7c37b4 100644
--- a/lib/curl_rtmp.c
+++ b/lib/curl_rtmp.c
@@ -37,10 +37,7 @@
 #include <curl/curl.h>
 #include <librtmp/rtmp.h>
 
-#if defined(_WIN32) && !defined(USE_LWIPSOCK)
-#define setsockopt(a,b,c,d,e) (setsockopt)(a,b,c,(const char *)d,(int)e)
-#define SET_RCVTIMEO(tv,s)   int tv = s*1000
-#elif defined(LWIP_SO_SNDRCVTIMEO_NONSTANDARD)
+#if defined(USE_WINSOCK) || defined(LWIP_SO_SNDRCVTIMEO_NONSTANDARD)
 #define SET_RCVTIMEO(tv,s)   int tv = s*1000
 #else
 #define SET_RCVTIMEO(tv,s)   struct timeval tv = {s,0}