Index: uspace/lib/c/include/as.h
===================================================================
--- uspace/lib/c/include/as.h	(revision c06994673347954891a57710998cf1e087a59e8b)
+++ uspace/lib/c/include/as.h	(revision 0edaf0f65b8b68a7f2f5e4adf75b32af8299101d)
@@ -60,5 +60,5 @@
 extern void *set_maxheapsize(size_t);
 extern void *as_get_mappable_page(size_t);
-extern int as_get_physical_mapping(void *, uintptr_t *);
+extern int as_get_physical_mapping(const void *, uintptr_t *);
 
 #endif