diff -u mono-1.9.1+dfsg/debian/changelog mono-1.9.1+dfsg/debian/changelog
--- mono-1.9.1+dfsg/debian/changelog
+++ mono-1.9.1+dfsg/debian/changelog
@@ -1,3 +1,10 @@
+mono (1.9.1+dfsg-2ubuntu2) intrepid; urgency=low
+
+  * Replaced don't_check_proc_self_exe with something a little less 
+    braindead. New patch is check_prefix_on_proc_self_exe. 
+
+ -- Michael Casadevall <sonicmctails@gmail.com>  Wed, 16 Jul 2008 21:16:23 +0000
+
 mono (1.9.1+dfsg-2ubuntu1) intrepid; urgency=low
 
   * Merge from debian unstable, remaining changes:
reverted:
--- mono-1.9.1+dfsg/debian/patches/dont_check_proc_self_exe.dpatch
+++ mono-1.9.1+dfsg.orig/debian/patches/dont_check_proc_self_exe.dpatch
@@ -1,24 +0,0 @@
-#! /bin/sh /usr/share/dpatch/dpatch-run
-
-@DPATCH@
-
-diff -pruN 1.1.17.1-1/mono/metadata/assembly.c 1.1.17.1-1ubuntu7/mono/metadata/assembly.c
---- 1.1.17.1-1/mono/metadata/assembly.c	2006-08-25 20:35:15.000000000 +0100
-+++ 1.1.17.1-1ubuntu7/mono/metadata/assembly.c	2006-10-27 10:42:26.000000000 +0100
-@@ -582,6 +582,7 @@ mono_set_rootdir (void)
- 	g_free (bindir);
- 	g_free (utf8name);
- #else
-+#if 0
- 	char buf [4096];
- 	int  s;
- 	char *str;
-@@ -604,6 +605,7 @@ mono_set_rootdir (void)
- 		set_dirs (buf);
- 		return;
- 	} 
-+#endif
- 	fallback ();
- #endif
- }
-
diff -u mono-1.9.1+dfsg/debian/patches/00list mono-1.9.1+dfsg/debian/patches/00list
--- mono-1.9.1+dfsg/debian/patches/00list
+++ mono-1.9.1+dfsg/debian/patches/00list
@@ -16,2 +16,2 @@
-dont_check_proc_self_exe
 remove_arg_max_check_r101444
+check_prefix_on_proc_self_exe
only in patch2:
unchanged:
--- mono-1.9.1+dfsg.orig/debian/patches/check_prefix_on_proc_self_exe.dpatch
+++ mono-1.9.1+dfsg/debian/patches/check_prefix_on_proc_self_exe.dpatch
@@ -0,0 +1,39 @@
+#! /bin/sh /usr/share/dpatch/dpatch-run
+## dont_check_proc_self_exe.dpatch by Michael Casadevall <sonicmctails@gmail.com>
+##
+## DP: Causes any check to /proc/self/exe to check prefixes, and see if
+##     it requires autocorrection when on unionfs filesystems (aka livecd)
+
+@DPATCH@
+diff -urNad mono-1.9.1+dfsg~/mono/metadata/assembly.c mono-1.9.1+dfsg/mono/metadata/assembly.c
+--- mono-1.9.1+dfsg~/mono/metadata/assembly.c	2008-02-20 23:10:03.000000000 +0000
++++ mono-1.9.1+dfsg/mono/metadata/assembly.c	2008-07-16 21:15:51.000000000 +0000
+@@ -590,8 +590,27 @@
+ 	s = readlink ("/proc/self/exe", buf, sizeof (buf)-1);
+ 
+ 	if (s != -1){
++		/** 
++ 		 * Due to braindeadness of unionfs, we need to check the
++ 		 * patch to see if it real, or if we're getting bogus, and
++ 		 * then correct it as needed.
++ 		 **/
++		const char* prefixes[] = {"/cow/", "/persistmnt/", "/rofs/", "/rwfs/", "/squashmnt/", NULL};
++		const char ** prefix; 
++		size_t prefix_len = 0;
++		buf[sizeof(buf)-1] = '\0'; /* readlink doesn't terminate */
++		
++		/* Go through the prefixes and see if they match */
++		for (prefix = prefixes; *prefix; prefix++) {
++			prefix_len = strlen(buf) < strlen(*prefix) ? strlen(buf) : strlen(*prefix);
++			if (!strncmp(*prefix, buf, prefix_len)) {
++				prefix_len--;
++				break;
++			}
++		}
++	
+ 		buf [s] = 0;
+-		set_dirs (buf);
++		set_dirs (buf + prefix_len);
+ 		return;
+ 	}
+