Ticket #109: calloc-errno.patch

dios/libc/_PDCLIB/glue.c

@@ -101 +101 @@
         void *mem = __vm_obj_make( n * size, _VM_PT_Heap ); // success
         memset( mem, 0, n * size );
         r = mem;
-    } else
+    } else {
+        errno = ENOMEM;
         r = NULL; // failure
+    }
     __dios_mask( masked );
     return r;
 }