--- ./mcs/tools/gacutil/driver.cs.orig	2013-01-08 13:43:19.000000000 -0500

+++ ./mcs/tools/gacutil/driver.cs	2013-02-11 08:32:50.000000000 -0500

@@ -427,15 +427,33 @@

 					break;

 				string dir = directories [i];

+				string extension = null;

+				

+				if (File.Exists(Path.Combine (dir, assembly_name + ".dll"))) {

+					extension = ".dll";

+				} else if (File.Exists(Path.Combine (dir, assembly_name + ".DLL"))) {

+					extension = ".DLL";

+				} else if (File.Exists(Path.Combine (dir, assembly_name + ".exe"))) {

+					extension = ".exe";

+				} else if (File.Exists(Path.Combine (dir, assembly_name + ".EXE"))) {

+					extension = ".EXE";

+				} else {

+					failures++;

+					WriteLine("Cannot find the assembly: " + assembly_name);

+					continue;

+				}

+

+				string AssemblyFilename = assembly_name + extension;

 				AssemblyName an = AssemblyName.GetAssemblyName (

-					Path.Combine (dir, assembly_name + ".dll"));

+					Path.Combine(dir, AssemblyFilename));

 				WriteLine ("Assembly: " + an.FullName);

 				Directory.Delete (dir, true);

 				if (package != null) {

 					string link_dir = Path.Combine (libdir, package);

-					string link = Path.Combine (link_dir, assembly_name + ".dll");

+					string link = Path.Combine(link_dir, AssemblyFilename);

+

 					try { 

 						File.Delete (link);

 					} catch {

--- ./mono/metadata/sgen-gc.c.orig	2013-01-08 13:41:08.000000000 -0500

+++ ./mono/metadata/sgen-gc.c	2013-02-09 12:28:15.000000000 -0500

@@ -179,6 +179,9 @@

 #ifdef HAVE_PTHREAD_H

 #include <pthread.h>

 #endif

+#ifdef HAVE_PTHREAD_ATTR_GET_NP

+#include <pthread_np.h>

+#endif

 #ifdef HAVE_SEMAPHORE_H

 #include <semaphore.h>

 #endif

@@ -3990,17 +3993,28 @@

 #endif

 	/* try to get it with attributes first */

-#if defined(HAVE_PTHREAD_GETATTR_NP) && defined(HAVE_PTHREAD_ATTR_GETSTACK)

-	{

-		size_t size;

-		void *sstart;

-		pthread_attr_t attr;

-		pthread_getattr_np (pthread_self (), &attr);

-		pthread_attr_getstack (&attr, &sstart, &size);

-		info->stack_start_limit = sstart;

-		info->stack_end = (char*)sstart + size;

-		pthread_attr_destroy (&attr);

-	}

+#if (defined(HAVE_PTHREAD_GETATTR_NP) || defined(HAVE_PTHREAD_ATTR_GET_NP)) && defined(HAVE_PTHREAD_ATTR_GETSTACK)

+  {

+	size_t size;

+	void *sstart;

+	pthread_attr_t attr;

+

+#if defined(HAVE_PTHREAD_GETATTR_NP)

+	/* Linux */

+	pthread_getattr_np (pthread_self (), &attr);

+#elif defined(HAVE_PTHREAD_ATTR_GET_NP)

+	/* BSD */

+	pthread_attr_init (&attr);

+	pthread_attr_get_np (pthread_self (), &attr);

+#else

+#error Cannot determine which API is needed to retrieve pthread attributes.

+#endif

+

+	pthread_attr_getstack (&attr, &sstart, &size);

+	info->stack_start_limit = sstart;

+	info->stack_end = (char*)sstart + size;

+	pthread_attr_destroy (&attr);

+  }

 #elif defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP)

 		 info->stack_end = (char*)pthread_get_stackaddr_np (pthread_self ());

 		 info->stack_start_limit = (char*)info->stack_end - pthread_get_stacksize_np (pthread_self ());

--- ./mono/metadata/threads.c.orig	2013-01-08 13:41:07.000000000 -0500

+++ ./mono/metadata/threads.c	2013-02-09 12:28:05.000000000 -0500

@@ -785,7 +785,16 @@

 void

 mono_thread_get_stack_bounds (guint8 **staddr, size_t *stsize)

 {

-#if defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP)

+#if defined(HOST_WIN32)

+	/* FIXME: 	If this function won't (or shouldn't) ever be called when running on

+			Windows, use the error preprocessor declaration here instead of this

+			default code (to _ensure_ we don't call this function on Windows). */

+	*staddr = NULL;

+	*stsize = (size_t)-1;

+	return;

+

+#elif defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP)

+	/* Mac OS X */

 	*staddr = (guint8*)pthread_get_stackaddr_np (pthread_self ());

 	*stsize = pthread_get_stacksize_np (pthread_self ());

@@ -793,52 +802,54 @@

 	*staddr -= *stsize;

 	*staddr = (guint8*)((gssize)*staddr & ~(mono_pagesize () - 1));

 	return;

-	/* FIXME: simplify the mess below */

-#elif !defined(HOST_WIN32)

+

+#elif (defined(HAVE_PTHREAD_GETATTR_NP) || defined(HAVE_PTHREAD_ATTR_GET_NP)) && defined(HAVE_PTHREAD_ATTR_GETSTACK)

+	/* Linux, BSD */

+

 	pthread_attr_t attr;

 	guint8 *current = (guint8*)&attr;

-	pthread_attr_init (&attr);

-#  ifdef HAVE_PTHREAD_GETATTR_NP

-	pthread_getattr_np (pthread_self(), &attr);

-#  else

-#    ifdef HAVE_PTHREAD_ATTR_GET_NP

-	pthread_attr_get_np (pthread_self(), &attr);

-#    elif defined(sun)

-	*staddr = NULL;

-	pthread_attr_getstacksize (&attr, &stsize);

-#    elif defined(__OpenBSD__)

-	stack_t ss;

-	int rslt;

-

-	rslt = pthread_stackseg_np(pthread_self(), &ss);

-	g_assert (rslt == 0);

+	#if defined(HAVE_PTHREAD_GETATTR_NP)

+	/* Linux */

+	pthread_getattr_np (pthread_self (), &attr);

-	*staddr = (guint8*)((size_t)ss.ss_sp - ss.ss_size);

-	*stsize = ss.ss_size;

-#    else

-	*staddr = NULL;

-	*stsize = 0;

-	return;

-#    endif

-#  endif

+	#elif defined(HAVE_PTHREAD_ATTR_GET_NP)

+	/* BSD */

+	pthread_attr_init (&attr);

+	pthread_attr_get_np (pthread_self (), &attr);

+	

+	#else

+	#error Cannot determine which API is needed to retrieve pthread attributes.

+	#endif

-#  if !defined(sun)

-#    if !defined(__OpenBSD__)

 	pthread_attr_getstack (&attr, (void**)staddr, stsize);

-#    endif

+	pthread_attr_destroy (&attr);

+

 	if (*staddr)

 		g_assert ((current > *staddr) && (current < *staddr + *stsize));

-#  endif

+	/* When running under emacs, sometimes staddr is not aligned to a page size */

+	*staddr = (guint8*)((gssize)*staddr & ~(mono_pagesize () - 1));

+

+#elif defined(sun)

+	/* What OS / architecture is this for? */

+	pthread_attr_t attr;

+	pthread_attr_init (&attr);

+	pthread_attr_getstacksize (&attr, &stsize);

 	pthread_attr_destroy (&attr);

-#else

 	*staddr = NULL;

-	*stsize = (size_t)-1;

-#endif

 	/* When running under emacs, sometimes staddr is not aligned to a page size */

 	*staddr = (guint8*)((gssize)*staddr & ~(mono_pagesize () - 1));

+	return;

+

+#else

+	/* FIXME:	It'd be better to use the 'error' preprocessor macro here so we know

+			at compile-time if the target platform isn't supported. */

+	*staddr = NULL;

+	*stsize = 0;

+	return;

+#endif

 }	

 MonoThread *

--- ./mono/mini/mini-exceptions.c.orig	2013-02-09 12:00:43.000000000 -0500

+++ ./mono/mini/mini-exceptions.c	2013-02-09 12:01:11.000000000 -0500

@@ -2002,10 +2002,10 @@

 	sa.ss_sp = tls->signal_stack;

 	sa.ss_size = MONO_ARCH_SIGNAL_STACK_SIZE;

-#if __APPLE__

-	sa.ss_flags = 0;

-#else

+#ifdef __linux__

 	sa.ss_flags = SS_ONSTACK;

+#else

+	sa.ss_flags = 0;

 #endif

 	g_assert (sigaltstack (&sa, NULL) == 0);