mbedtls: fix build with mbedtls versions < 2.4.0

Regression added in 62a8095e714

Reported-by: Tony Kelman
Discussed in #1087

diff --git a/lib/vtls/mbedtls.c b/lib/vtls/mbedtls.c
index 24249dd65c8338fe8e4aa414bfcc06374109b05c..9f29ff055dee9790228b89506a67dc679ae3c1de 100644 (file)
--- a/lib/vtls/mbedtls.c
+++ b/lib/vtls/mbedtls.c
@@ -31,11 +31,15 @@
 
 #ifdef USE_MBEDTLS
 
+#include <mbedtls/version.h>
+#if MBEDTLS_VERSION_NUMBER >= 0x02040000
 #include <mbedtls/net_sockets.h>
+#else
+#include <mbedtls/net.h>
+#endif
 #include <mbedtls/ssl.h>
 #include <mbedtls/certs.h>
 #include <mbedtls/x509.h>
-#include <mbedtls/version.h>
 
 #include <mbedtls/error.h>
 #include <mbedtls/entropy.h>