crypto: add missing rand.h include

Author: codebytere

src/crypto/crypto_context.cc

@@ -13,6 +13,7 @@
 
 #include <openssl/x509.h>
 #include <openssl/pkcs12.h>
+#include <openssl/rand.h>
 #ifndef OPENSSL_NO_ENGINE
 #include <openssl/engine.h>
 #endif  // !OPENSSL_NO_ENGINE

src/crypto/crypto_random.cc

@@ -8,6 +8,7 @@
 #include "v8.h"
 
 #include <openssl/bn.h>
+#include <openssl/rand.h>
 
 namespace node {
 

src/crypto/crypto_util.cc

@@ -20,6 +20,8 @@
 #endif
 #endif
 
+#include <openssl/rand.h>
+
 namespace node {
 
 using v8::ArrayBuffer;