Include iosfwd instead of ostream in Mem.h

diff --git a/src/Mem.h b/src/Mem.h
index 1c8d0d96e78d2b27d5446b4068740c6139eaf863..a098c19d02a28e805ab1eb6f766cfaab925b08db 100644 (file)
--- a/src/Mem.h
+++ b/src/Mem.h
@@ -34,8 +34,8 @@
 #ifndef SQUID_MEM
 #define SQUID_MEM
 
-#if HAVE_OSTREAM
-#include <ostream>
+#if HAVE_IOSFWD
+#include <iosfwd>
 #endif
 
 class StoreEntry;