Index: uspace/lib/posix/include/posix/sys/mman.h
===================================================================
--- uspace/lib/posix/include/posix/sys/mman.h	(revision b04ca9cbe008af0d3d6a0e2c2a4d7b404b440b43)
+++ uspace/lib/posix/include/posix/sys/mman.h	(revision ee5913cb8f3d028216e39b7fb69b86747659d7eb)
@@ -49,4 +49,5 @@
 #define MAP_FIXED      (1 << 2)
 #define MAP_ANONYMOUS  (1 << 3)
+#define MAP_ANON MAP_ANONYMOUS
 
 #undef PROT_NONE