cmake HAVE_BIGENDIAN examples

audacity/audacity au3/lib-src/libsoxr/CMakeLists.txt :149 

test_big_endian (HAVE_BIGENDIAN)

Sneeds-Feed-and-Seed/sneedacity lib-src/libsoxr/CMakeLists.txt :149 

test_big_endian (HAVE_BIGENDIAN)