Index: /trunk/src/VBox/Runtime/r0drv/freebsd/alloc-r0drv-freebsd.c
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/freebsd/alloc-r0drv-freebsd.c	(revision 29831)
+++ /trunk/src/VBox/Runtime/r0drv/freebsd/alloc-r0drv-freebsd.c	(revision 29832)
@@ -62,5 +62,5 @@
     if (fFlags & RTMEMHDR_FLAG_EXEC)
     {
-# if USE_KMEM_ALLOC_PROT
+# ifdef USE_KMEM_ALLOC_PROT
         pHdr = (PRTMEMHDR)kmem_alloc_prot(kernel_map, cb + sizeof(*pHdr),
                                           VM_PROT_ALL, VM_PROT_ALL, KERNBASE);
@@ -122,5 +122,5 @@
 #ifdef RT_ARCH_AMD64
     if (pHdr->fFlags & RTMEMHDR_FLAG_EXEC)
-# if USE_KMEM_ALLOC_PROT
+# ifdef USE_KMEM_ALLOC_PROT
         kmem_free(kernel_map, (vm_offset_t)pHdr, pHdr->cb);
 # else