$NetBSD: patch-libmpcdec_CMakeLists.txt,v 1.2 2021/06/03 19:23:39 thor Exp $

Let CMake manage the RPATH by adding an INSTALL statement.
Also link to libm to get some pow()er.

--- libmpcdec/CMakeLists.txt.orig	2010-08-21 15:55:01.000000000 +0000
+++ libmpcdec/CMakeLists.txt
@@ -1,7 +1,10 @@
 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)
+  install(TARGETS mpcdec LIBRARY DESTINATION lib)
 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)
-
+if(NOT MSVC)
+  target_link_libraries(mpcdec m)
+endif(NOT MSVC)