More flagging of Land values. Also use less than for tests of non-terrain, instead of "and $FF00 = 0". Saves a couple of ops, which actually matters a small amount in a few places.
if(WIN32 AND NOT UNIX)
file(GLOB DLLs *.dll)
file(GLOB ICOs *.ico)
install(FILES
${DLLs}
${ICOs}
DESTINATION ${target_library_install_dir})
endif(WIN32 AND NOT UNIX)