Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up ../dwm-5.8.2-0/config.def.h ./config.def.h
|--- ../dwm-5.8.2-0/config.def.h	2010-06-10 22:47:51.660949000 +0200
|+++ ./config.def.h	2010-06-11 00:18:55.082073000 +0200
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 16.
Hunk #2 succeeded at 50.
Hunk #3 succeeded at 88.
Hunk #4 succeeded at 129.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up ../dwm-5.8.2-0/dwm.c ./dwm.c
|--- ../dwm-5.8.2-0/dwm.c	2010-06-10 22:47:51.669677000 +0200
|+++ ./dwm.c	2010-06-11 00:18:55.106090000 +0200
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 970.
Hunk #2 succeeded at 1052.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up ../dwm-5.8.2-0/keymodes.post.h ./keymodes.post.h
|--- ../dwm-5.8.2-0/keymodes.post.h	2010-06-11 00:21:46.000000000 +0200
|+++ ./keymodes.post.h	2010-06-11 00:18:55.119222000 +0200
--------------------------
(Creating file keymodes.post.h...)
Patching file keymodes.post.h using Plan A...
Empty context always matches.
Hunk #1 succeeded at 1.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -up ../dwm-5.8.2-0/keymodes.pre.h ./keymodes.pre.h
|--- ../dwm-5.8.2-0/keymodes.pre.h	2010-06-11 00:21:38.000000000 +0200
|+++ ./keymodes.pre.h	2010-06-11 00:18:55.121759000 +0200
--------------------------
(Creating file keymodes.pre.h...)
Patching file keymodes.pre.h using Plan A...
Empty context always matches.
Hunk #1 succeeded at 1.
done