LSS_SYSCALL_ARG  1037 third_party/tcmalloc/chromium/src/base/linux_syscall_support.h     #undef  LSS_SYSCALL_ARG
LSS_SYSCALL_ARG  1038 third_party/tcmalloc/chromium/src/base/linux_syscall_support.h     #define LSS_SYSCALL_ARG(a) ((uint64_t)(uintptr_t)(a))