Large file >2Gib support.
diff --git a/Makefile b/Makefile
index 278887f..6a9c694 100644
--- a/Makefile
+++ b/Makefile
@@ -40,6 +40,16 @@
# Do not enable this for production builds...
DODMALLOC = false
+# If you want large file summit support, turn this on.
+# This has no effect if you don't have a kernel with lfs
+# support, and a system with libc-2.1.3 or later.
+# Some of the programs that can benefit from lfs support
+# are dd, gzip, mount, tar, and mkfs_minix.
+# LFS allows you to use the above programs for files
+# larger than 2GB!
+DOLFS = false
+
+
# If you are running a cross compiler, you may want to set this
# to something more interesting...
CROSS = #powerpc-linux-
@@ -63,6 +73,10 @@
WARNINGS = -Wall
+ifeq ($(DOLFS),true)
+ # For large file summit support
+ CFLAGS+=-D_FILE_OFFSET_BITS=64
+endif
ifeq ($(DODMALLOC),true)
# For testing mem leaks with dmalloc
CFLAGS+=-DDMALLOC