FreeBSD alloca.h reference fixed

src/crypto/crypto.cpp

@@ -28,7 +28,6 @@
 // 
 // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
 
-#include <alloca.h>
 #include <cassert>
 #include <cstddef>
 #include <cstdint>
@@ -42,6 +41,12 @@
 #include "crypto.h"
 #include "hash.h"
 
+#ifndef __FreeBSD__
+ #include <alloca.h>
+#else
+ #include <stdlib.h>
+#endif
+
 namespace crypto {
 
   using std::abort;

src/crypto/tree-hash.c

@@ -28,13 +28,18 @@
 // 
 // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
 
-#include <alloca.h>
 #include <assert.h>
 #include <stddef.h>
 #include <string.h>
 
 #include "hash-ops.h"
 
+#ifndef __FreeBSD__
+ #include <alloca.h>
+#else
+ #include <stdlib.h>
+#endif
+
 /// Quick check if this is power of two (use on unsigned types; in this case for size_t only)
 bool ispowerof2_size_t(size_t x) {
 	return x && !(x & (x - 1));