diff -ur musepack_src_r475.orig/CMakeLists.txt musepack_src_r475/CMakeLists.txt
--- musepack_src_r475.orig/CMakeLists.txt	2010-07-13 07:15:24.000000000 -0400
+++ musepack_src_r475/CMakeLists.txt	2023-02-07 11:02:43.230330382 -0500
@@ -15,9 +15,6 @@
 
 add_definitions(-DFAST_MATH -DCVD_FASTLOG)
 
-if(NOT MSVC)
-  set(CMAKE_C_FLAGS "-O3 -Wall -fomit-frame-pointer -pipe")
-endif(NOT MSVC)
 
 add_subdirectory(libmpcdec)
 add_subdirectory(libmpcpsy)
diff -ur musepack_src_r475.orig/include/CMakeLists.txt musepack_src_r475/include/CMakeLists.txt
--- musepack_src_r475.orig/include/CMakeLists.txt	2009-08-03 05:44:13.000000000 -0400
+++ musepack_src_r475/include/CMakeLists.txt	2023-02-07 11:02:59.430391038 -0500
@@ -1 +1 @@
-INSTALL(DIRECTORY mpc DESTINATION include)
+INSTALL(DIRECTORY mpc DESTINATION include PATTERN ".svn" EXCLUDE)
diff -ur musepack_src_r475.orig/libmpcdec/CMakeLists.txt musepack_src_r475/libmpcdec/CMakeLists.txt
--- musepack_src_r475.orig/libmpcdec/CMakeLists.txt	2010-08-21 11:55:01.000000000 -0400
+++ musepack_src_r475/libmpcdec/CMakeLists.txt	2023-02-07 11:03:43.119554606 -0500
@@ -1,6 +1,8 @@
 include_directories(${libmpc_SOURCE_DIR}/include)
 if(SHARED)
   add_library(mpcdec SHARED huffman mpc_decoder mpc_reader streaminfo mpc_bits_reader mpc_demux requant synth_filter ${libmpc_SOURCE_DIR}/common/crc32)
+  set_target_properties(mpcdec PROPERTIES SOVERSION 6 VERSION 6.0.0)
+  install(TARGETS mpcdec DESTINATION "lib${LIB_SUFFIX}")
 else(SHARED)
   add_library(mpcdec_static STATIC huffman mpc_decoder mpc_reader streaminfo mpc_bits_reader mpc_demux requant synth_filter ${libmpc_SOURCE_DIR}/common/crc32)
 endif(SHARED)