_LSS_RETURN      1039 third_party/tcmalloc/chromium/src/base/linux_syscall_support.h     #undef  _LSS_RETURN
_LSS_RETURN      1040 third_party/tcmalloc/chromium/src/base/linux_syscall_support.h     #define _LSS_RETURN(type, res, cast)                                      \