[ogre] Fix up if block

[Bruno Wolff III]

commit f2a5723574a75594ca93fb2fac18b1d2deeea122
Author: Bruno Wolff III <bruno at wolff.to>
Date:   Sun Dec 9 23:49:30 2012 -0600

    Fix up if block

 ogre-thread.patch |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/ogre-thread.patch b/ogre-thread.patch
index c295809..2e90c49 100644
--- a/ogre-thread.patch
+++ b/ogre-thread.patch
@@ -1,11 +1,12 @@
---- CMake/ConfigureBuild.cmake.orig	2012-12-09 23:20:53.903286039 -0600
-+++ CMake/ConfigureBuild.cmake	2012-12-09 23:27:54.259711179 -0600
-@@ -178,6 +178,8 @@
+--- CMake/ConfigureBuild.cmake.thread	2012-09-02 00:27:14.000000000 -0500
++++ CMake/ConfigureBuild.cmake	2012-12-09 23:48:31.709984746 -0600
+@@ -178,6 +178,9 @@
    if (OGRE_CONFIG_THREADS GREATER 0)
      set(OGRE_CFLAGS "-pthread")
      set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} -lpthread")
-+    if (OGRE_CONFIG_THREADS EQUAL 1)
++    if (OGRE_THREAD_PROVIDER EQUAL 1)
 +      set(OGRE_ADDITIONAL_LIBS "${OGRE_ADDITIONAL_LIBS} -lboost_system-mt")
++    endif ()
    endif ()
    if (OGRE_STATIC)
      if (OGRE_CONFIG_THREADS)