xmove_fd(src_fd, 0);
xmove_fd(fd_pipe[1], 1);
va_start(ap, transform_prog);
- BB_EXECVP(transform_prog, ap);
- bb_perror_and_die("exec failed");
+ /* hoping that va_list -> char** on our CPU is working... */
+ BB_EXECVP(transform_prog, (void*)ap);
+ bb_perror_msg_and_die("exec failed");
#endif
/* notreached */
}