#undef MSYNC_HAS_FLAGS
#undef HAVE_MS_SYNC
#undef HAVE_STRCASECMP
#undef HAVE_STRERROR
#undef HAVE_MACHINE_TYPES_H
#undef HAVE_SYS_FILIO_H
#undef HAVE_SYS_TIME_H
#undef HAVE_SYS_SELECT_H
#undef HAVE_SYS_TERMIOS_H
#undef HAVE_STRTOUL
#undef HAVE_INTTYPES_H
#undef HAVE_SOCKLEN_T
#ifndef HAVE_SOCKLEN_T
  typedef int socklen_t;
#endif
#undef SEMCTL_NEEDS_UNION
#undef SEMCTL_NEEDS_SEMUN_DEFN

//  This is for Solaris, where I can't readv()/writev() on a named 
//  UNIX domain socket.
#undef CANT_GATHER_SCATTER_SOCKIO