--- uppsrc/Core/heap.cpp        (revision 54)
+++ uppsrc/Core/heap.cpp        (working copy)
@@ -41,7 +41,7 @@
 #ifdef PLATFORM_WIN32
        return VirtualAlloc(NULL, size, MEM_RESERVE|MEM_COMMIT, PAGE_READWRITE);
 #else
-#ifdef PLATFORM_OSX11
+#if defined(PLATFORM_OSX11) || defined(PLATFORM_FREEBSD)
        return mmap(0, size, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANON, -1, 0);
 #else
        return mmap(0, size, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);