PROTECTED_STDERR_FD  358 dmtcp_restart.cpp   sprintf(stderrFdBuf, "%d", PROTECTED_STDERR_FD);
PROTECTED_STDERR_FD   68 jalibinterface.cpp              PROTECTED_STDERR_FD,
PROTECTED_STDERR_FD   57 mtcp/restore_libc.h     rc = write(PROTECTED_STDERR_FD, buf, c + 1); \
PROTECTED_STDERR_FD  477 util_exec.cpp    sprintf(protected_stderr_fd_str, "%d", PROTECTED_STDERR_FD);