--- build/lib/gcc.mak.orig	2006-09-04 12:43:20.000000000 +0200
+++ build/lib/gcc.mak	2006-09-04 12:43:35.000000000 +0200
@@ -8,7 +8,7 @@
 include ${SRCROOT}/Makefiles/top.mak
 
 ifeq ($(OSNAME),linux)
-DEFS += -D_STLP_REAL_LOCALE_IMPLEMENTED -D_GNU_SOURCE
+DEFS += -D_STLP_REAL_LOCALE_IMPLEMENTED -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64
 endif
 
 # options for build with boost support
--- build/test/unit/gcc.mak.orig	2006-09-04 12:44:04.000000000 +0200
+++ build/test/unit/gcc.mak	2006-09-04 12:46:12.000000000 +0200
@@ -10,6 +10,10 @@
 
 DEFS += -D_STLP_NO_CUSTOM_IO
 
+ifeq ($(OSNAME), linux)
+DEFS += -D_FILE_OFFSET_BITS=64
+endif
+
 dbg-shared:	DEFS += -D_STLP_DEBUG_UNINITIALIZED 
 stldbg-shared:	DEFS += -D_STLP_DEBUG_UNINITIALIZED