Fix TCP and UDP buffer size detection

After the switch to C++ of configure.in, some tests must be revised, maybe
that they are still some other always failing test.

diff --git a/configure.in b/configure.in
index 54e3dec4a4cffa9bad0f7a378d0fd7c1b3af7c0e..bc4bf377390a2b40e50761e9ba69aea8756f9a75 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -3441,10 +3441,13 @@ AC_TRY_RUN([
 main ()
 {
        FILE *fp;
-        int fd,val=0,len=sizeof(int);
+        int fd,val=0;
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
+        int len=sizeof(int);
        WSADATA wsaData;
        WSAStartup(2, &wsaData);
+#else
+        socklen_t len=sizeof(socklen_t);
 #endif
        if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) exit(1);
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
@@ -3486,10 +3489,13 @@ AC_TRY_RUN([
 main ()
 {
        FILE *fp;
-        int fd,val=0,len=sizeof(int);
+        int fd,val=0;
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
+        int len=sizeof(int);
        WSADATA wsaData;
        WSAStartup(2, &wsaData);
+#else
+        socklen_t len=sizeof(socklen_t);
 #endif
        if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) exit(1);
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
@@ -3531,10 +3537,13 @@ AC_TRY_RUN([
 main ()
 {
        FILE *fp;
-        int fd,val=0,len=sizeof(int);
+        int fd,val=0;
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
+        int len=sizeof(int);
        WSADATA wsaData;
        WSAStartup(2, &wsaData);
+#else
+        socklen_t len=sizeof(socklen_t);
 #endif
        if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) exit(1);
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
@@ -3580,10 +3589,13 @@ AC_TRY_RUN([
 main ()
 {
        FILE *fp;
-        int fd,val=0,len=sizeof(int);
+        int fd,val=0;
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))
+        int len=sizeof(int);
        WSADATA wsaData;
        WSAStartup(2, &wsaData);
+#else
+        socklen_t len=sizeof(socklen_t);
 #endif
        if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) exit(1);
 #if (defined(WIN32) || defined(__WIN32__) || defined(__WIN32)) && !(defined(__CYGWIN32__) || defined(__CYGWIN__))