--- CMakeLists.txt.orig	2022-09-25 03:00:36 UTC
+++ CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.4.3)
+cmake_minimum_required(VERSION 3.5)
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
 cmake_policy(SET CMP0017 NEW)
 #this line has to appear before 'PROJECT' in order to be able to disable incremental linking
@@ -429,9 +429,9 @@ IF(BUILD_BULLET2_DEMOS)
 OPTION(BUILD_BULLET2_DEMOS "Set when you want to build the Bullet 2 demos" ON)
 IF(BUILD_BULLET2_DEMOS)
 
-	IF(EXISTS ${BULLET_PHYSICS_SOURCE_DIR}/examples AND IS_DIRECTORY ${BULLET_PHYSICS_SOURCE_DIR}/examples)
-		SUBDIRS(examples)
-	ENDIF()
+#	IF(EXISTS ${BULLET_PHYSICS_SOURCE_DIR}/examples AND IS_DIRECTORY ${BULLET_PHYSICS_SOURCE_DIR}/examples)
+#		SUBDIRS(examples)
+#	ENDIF()
 
 ENDIF(BUILD_BULLET2_DEMOS)
 
@@ -470,7 +470,7 @@ IF(INSTALL_LIBS)
 	SET (LIB_DESTINATION "lib${LIB_SUFFIX}" CACHE STRING "Library directory name")
 	## the following are directories where stuff will be installed to
 	SET(INCLUDE_INSTALL_DIR "include/bullet/" CACHE PATH "The subdirectory to the header prefix")
-	SET(PKGCONFIG_INSTALL_PREFIX "lib${LIB_SUFFIX}/pkgconfig/" CACHE STRING "Base directory for pkgconfig files")
+	SET(PKGCONFIG_INSTALL_PREFIX "libdata/pkgconfig/" CACHE STRING "Base directory for pkgconfig files")
 	IF(NOT MSVC)
 	  CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/bullet.pc.cmake ${CMAKE_CURRENT_BINARY_DIR}/bullet.pc @ONLY)
   	INSTALL(