--- a/cmake/modules/BuildSPDK.cmake 2018-08-09 09:22:34.950684960 +0200 +++ b/cmake/modules/BuildSPDK.cmake 2018-08-09 09:21:59.986964224 +0200 @@ -16,7 +16,7 @@ # unset $CFLAGS, otherwise it will interfere with how SPDK sets # its include directory. # unset $LDFLAGS, otherwise SPDK will fail to mock some functions. - BUILD_COMMAND env -i PATH=$ENV{PATH} CC=${CMAKE_C_COMPILER} $(MAKE) EXTRA_CFLAGS="-fPIC" + BUILD_COMMAND env PATH=$ENV{PATH} CC=${CMAKE_C_COMPILER} $(MAKE) EXTRA_CFLAGS="-fPIC" C_OPT="-mssse3" BUILD_IN_SOURCE 1 INSTALL_COMMAND "true") ExternalProject_Get_Property(spdk-ext source_dir)