diff --git a/source-overflow.dif b/source-overflow.dif
index 03fcbf2..d0d19ce 100644
--- a/source-overflow.dif
+++ b/source-overflow.dif
@@ -1,15 +1,15 @@
---- texk/web2c/eptexdir/eptex.ech
-+++ texk/web2c/eptexdir/eptex.ech	2012-04-13 17:22:36.025657059 +0200
-@@ -305,6 +305,12 @@ othercases goto next_p
-     words:=5; list_ptr(r):=null; {this affects |mem[r+5]|}
-     add_glue_ref(space_ptr(r)); add_glue_ref(xspace_ptr(r));
- @z
-+@x e-pTeX: just_copy
-+    mem[r+6]:=mem[p+6]; mem[r+5]:=mem[p+5]; {copy the last two words}
-+@y
-+    mem[r+7]:=mem[p+7]; mem[r+6]:=mem[p+6]; mem[r+5]:=mem[p+5];
-+    {copy the last three words}
-+@z
- 
- @x e-pTeX: ifcsname l.28620
-   buffer[m]:=info(p) mod @'400; incr(m); p:=link(p);
+|--- texk/web2c/eptexdir/eptex.ech
+|+++ texk/web2c/eptexdir/eptex.ech	2012-04-13 17:22:36.025657059 +0200
+|@@ -305,6 +305,12 @@ othercases goto next_p
+|     words:=5; list_ptr(r):=null; {this affects |mem[r+5]|}
+|     add_glue_ref(space_ptr(r)); add_glue_ref(xspace_ptr(r));
+| @z
+|+@x e-pTeX: just_copy
+|+    mem[r+6]:=mem[p+6]; mem[r+5]:=mem[p+5]; {copy the last two words}
+|+@y
+|+    mem[r+7]:=mem[p+7]; mem[r+6]:=mem[p+6]; mem[r+5]:=mem[p+5];
+|+    {copy the last three words}
+|+@z
+| 
+| @x e-pTeX: ifcsname l.28620
+|   buffer[m]:=info(p) mod @'400; incr(m); p:=link(p);