The recent change to BuildSetup to fix building on Ubuntu 11.04: HOST_LINKFLAGS += -Xlinker --no-as-needed ; gave me the following error building on Mac OS X: InitScript1 generated/haiku.image-init-vars C++ generated/objects/darwin/x86/release/build/libroot/atomic.o C++ generated/objects/darwin/x86/release/build/libroot/byteorder.o C++ generated/objects/darwin/x86/release/build/libroot/errors.o C++ generated/objects/darwin/x86/release/build/libroot/fs.o C++ generated/objects/darwin/x86/release/build/libroot/fs_attr.o C++ generated/objects/darwin/x86/release/build/libroot/fs_descriptors.o C++ generated/objects/darwin/x86/release/build/libroot/misc.o C++ generated/objects/darwin/x86/release/build/libroot/sem.o C++ generated/objects/darwin/x86/release/build/libroot/thread.o Cc generated/objects/darwin/x86/release/build/libroot/strnlen.o src/system/libroot/posix/string/strnlen.c:12: warning: no previous prototype for ‘strnlen’ C++ generated/objects/darwin/x86/release/build/libroot/KMessage.o Link generated/objects/darwin/lib/libroot_build.so ld: unknown option: --no-as-needed collect2: ld returned 1 exit status export DYLD_LIBRARY_PATH=$DYLD_LIBRARY_PATH:generated/objects/darwin/lib ; build/scripts/rm_attrs generated/objects/darwin/x86/release/tools/rm_attrs -f "generated/objects/darwin/lib/libroot_build.so" cc -Xlinker --no-as-needed -dynamic -dynamiclib -Xlinker -flat_namespace -o "generated/objects/darwin/lib/libroot_build.so" "generated/objects/darwin/x86/release/build/libroot/atomic.o" "generated/objects/darwin/x86/release/build/libroot/byteorder.o" "generated/objects/darwin/x86/release/build/libroot/errors.o" "generated/objects/darwin/x86/release/build/libroot/fs.o" "generated/objects/darwin/x86/release/build/libroot/fs_attr.o" "generated/objects/darwin/x86/release/build/libroot/fs_descriptors.o" "generated/objects/darwin/x86/release/build/libroot/misc.o" "generated/objects/darwin/x86/release/build/libroot/sem.o" "generated/objects/darwin/x86/release/build/libroot/thread.o" "generated/objects/darwin/x86/release/build/libroot/strnlen.o" "generated/objects/darwin/x86/release/build/libroot/KMessage.o" \ -lgcc_s.1 -lstdc++ \ ...failed Link generated/objects/darwin/lib/libroot_build.so ... BUILD FAILURE: ...failed updating 1 target(s)... ...skipped 3 target(s)... ...updated 12 target(s)... So I changed it to: if $(HOST_PLATFORM) != darwin { HOST_LINKFLAGS += -Xlinker --no-as-needed ; } and it build fine. Can someone (kallisti5) look into changing this? Thanks, John Scipione