Size comparison beween `diff` and `diff -U 0`

diff difference

Size comparison beween `diff` and `diff -U 0`

"diff -U 0 original new".diff

--- original  2013-07-29 02:34:04.000000000 -0700
+++ new	2013-07-29 02:34:54.000000000 -0700
@@ -2,0 +3 @@
+1
@@ -5,0 +7 @@
+2
@@ -9,0 +12 @@
+3
@@ -12,0 +16 @@
+4
@@ -16,0 +21 @@
+5
@@ -20,0 +26 @@
+6
@@ -23,0 +30 @@
+7

"diff original new".diff

2a3
> 1
5a7
> 2
9a12
> 3
12a16
> 4
16a21
> 5
20a26
> 6
23a30
> 7

new

a
b
1
c
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2
f
g
h
i
3
j
k
l
4
m
n
o
p
5
q
r
s
t
6
u
v
w
7
x
y
z

original

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e
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g
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