File fix-gtest.patch of Package libbullet

diff -Nur bullet3-2.83.7/src/Bullet3OpenCL/CMakeLists.txt new/src/Bullet3OpenCL/CMakeLists.txt
--- bullet3-2.83.7/src/Bullet3OpenCL/CMakeLists.txt	2016-01-08 23:36:41.000000000 +0100
+++ new/src/Bullet3OpenCL/CMakeLists.txt	2016-05-03 16:17:40.532893852 +0200
@@ -45,7 +45,7 @@
 SET_TARGET_PROPERTIES(Bullet3OpenCL_clew PROPERTIES VERSION ${BULLET_VERSION})
 SET_TARGET_PROPERTIES(Bullet3OpenCL_clew PROPERTIES SOVERSION ${BULLET_VERSION})
 IF (BUILD_SHARED_LIBS)
-  TARGET_LINK_LIBRARIES(Bullet3OpenCL_clew LinearMath Bullet3Dynamics)
+  TARGET_LINK_LIBRARIES(Bullet3OpenCL_clew LinearMath Bullet3Dynamics dl)
 ENDIF (BUILD_SHARED_LIBS)
 
 
diff -Nur bullet3-2.83.7/test/gtest-1.7.0/CMakeLists.txt new/test/gtest-1.7.0/CMakeLists.txt
--- bullet3-2.83.7/test/gtest-1.7.0/CMakeLists.txt	2016-01-08 23:36:41.000000000 +0100
+++ new/test/gtest-1.7.0/CMakeLists.txt	2016-05-03 16:06:00.880114315 +0200
@@ -8,9 +8,13 @@
 	src/gtest-all.cc
 )
 
+FIND_PACKAGE(Threads)
+
 #ADD_DEFINITIONS(-DGTEST_HAS_PTHREAD=1)
 ADD_DEFINITIONS(-D_VARIADIC_MAX=10)
 
 FILE(GLOB_RECURSE gtest-1.7.0_HDRS "*.h")
 
 ADD_LIBRARY(gtest ${gtest-1.7.0_SRCS} ${gtest-1.7.0_HDRS})
+
+TARGET_LINK_LIBRARIES(gtest dl ${CMAKE_THREAD_LIBS_INIT})