diff --git a/src/auth.c b/src/auth.c
index 9ded49d..535eacc 100644
--- a/src/auth.c
+++ b/src/auth.c
@@ -823,7 +823,7 @@ int doauth(struct clientparam * param){
 				(res = (*authfuncs->authorize)(param)))
 					return res;
 			if(conf.authcachetype && authfuncs->authenticate && authfuncs->authenticate != cacheauth && param->username && (!(conf.authcachetype&4) || (!param->pwtype && param->password))){
-			    struct authcache ac={};
+			    struct authcache ac={.username=""};
 			    
 			    if(param->username) strncpy((char *)ac.username, (char *)param->username, 64);
 			    if(*SAFAMILY(&param->sincr) == AF_INET
diff --git a/src/conf.c b/src/conf.c
index e159243..3ba6c9c 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -153,6 +153,7 @@ int start_proxy_thread(struct child * chp){
   pthread_t thread;
 #ifdef _WIN32
   HANDLE h;
+  DWORD num;
 #endif
   char r[1];
 
@@ -171,7 +172,7 @@ int start_proxy_thread(struct child * chp){
 	pthread_attr_destroy(&pa);
 #endif
 #ifdef _WIN32
-	ReadFile(conf.threadinit[0], r, 1, NULL, NULL);
+	ReadFile(conf.threadinit[0], r, 1, &num, NULL);
 #else
 	while(read(conf.threadinit[0], r, 1) !=1) if(errno != EINTR) {
 	    fprintf(stderr, "pipe failed\n");
diff --git a/src/plugins/SSLPlugin/ssl_plugin.c b/src/plugins/SSLPlugin/ssl_plugin.c
index 4a47166..8d5a4ed 100644
--- a/src/plugins/SSLPlugin/ssl_plugin.c
+++ b/src/plugins/SSLPlugin/ssl_plugin.c
@@ -279,7 +279,7 @@ SSL_CONN ssl_handshake_to_server(SOCKET s, char * hostname, SSL_CONFIG *config,
 #endif
 
     do {
-	struct pollfd fds[1] = {{}};
+	struct pollfd fds[1] = {{INVALID_SOCKET}};
 	int sslerr;
 
 	err = SSL_connect(conn->ssl);
@@ -350,7 +350,7 @@ SSL_CONN ssl_handshake_to_client(SOCKET s, SSL_CONFIG *config, X509 *server_cert
     SSL_set_fd(conn->ssl, s);
 
     do {
-	struct pollfd fds[1] = {{}};
+	struct pollfd fds[1] = {{INVALID_SOCKET}};
 	int sslerr;
 
 	err = SSL_accept(conn->ssl);
diff --git a/src/proxymain.c b/src/proxymain.c
index fef8b0c..323dfcf 100644
--- a/src/proxymain.c
+++ b/src/proxymain.c
@@ -116,11 +116,11 @@ void * threadfunc (void *p) {
 #undef param
 
 int pushthreadinit(){
-    return 
 #ifdef _WIN32
-    WriteFile(conf.threadinit[1], "1", 1, NULL, NULL);
+    DWORD n;
+    return WriteFile(conf.threadinit[1], "1", 1, &n, NULL);
 #else
-    write(conf.threadinit[1], "1", 1);
+    return write(conf.threadinit[1], "1", 1);
 #endif
 }