Internal change

PiperOrigin-RevId: 182447736
Change-Id: Iae67b4e93d43e477c0ed1dd6bafd4bd7c1f87c53
diff --git a/example/muxing/Makefile b/example/muxing/Makefile
index d3d7528..d812501 100644
--- a/example/muxing/Makefile
+++ b/example/muxing/Makefile
@@ -12,9 +12,14 @@
 clean:
 	rm camm_muxing camm_muxing.o
 
-# You may need to add something similar to the following package config
-# to your system's package config location. This may be located at, e.g.
-# "/usr/local/lib/pkgconfig/mp4v2.pc" for mp4v2. (Try "man pkg-config".)
+# You may need to add `/usr/local/lib` to the `LD_LIBRARY_PATH` environment
+# variable to ensure shared library is accessible during execution.
+#
+# You may need to add the package config for mp4v2 to your system's package
+# config location.
+# For example, you can add `/usr/local/lib/pkgconfig` to the `PKG_CONFIG_PATH`
+# environment variable and put the following package config (remove all '#'s) in
+# "/usr/local/lib/pkgconfig/mp4v2.pc".
 #
 #prefix=/usr/local
 #exec_prefix=${prefix}
@@ -30,3 +35,5 @@
 #Libs: -L${libdir} -lmp4v2
 #Libs.private:
 #Cflags: -I${includedir}
+#
+# In the end, try "pkg-config --libs mp4v2" to verify the setup.