new error

target SharedLib: libdl (out/target/product/generic/obj/SHARED_LIBRARIES/libdl_intermediates/LINKED/libdl.so)
true
target thumb C: liblog <= system/core/liblog/logprint.c
target StaticLib: libc_common (out/target/product/generic/obj/STATIC_LIBRARIES/libc_common_intermediates/libc_common.a)
target asm: libcutils <= system/core/libcutils/arch-arm/memset32.S
In file included from system/core/include/cutils/logd.h:34,
                 from system/core/liblog/logprint.c:29:
system/core/include/cutils/uio.h:33: error: redefinition of 'struct iovec'
make: *** [out/target/product/generic/obj/STATIC_LIBRARIES/liblog_intermediates/logprint.o] Error 1
make: *** Waiting for unfinished jobs....