mode.h

#ifndef MODE_H
#define MODE_H
static struct cmode_ mode_list[] = {
  { 'i', CMODE_INVITE },
  { 'm', CMODE_MOD    },
  { 'n', CMODE_NOEXT  },
  { 'p', CMODE_PRIV   },
  { 's', CMODE_SEC    },
  { 't', CMODE_TOPIC  },
  { 'r', CMODE_REGONLY},
  { 'z', CMODE_OPMOD  },
  { 'g', CMODE_FINVITE},
  { 'L', CMODE_EXLIMIT},
  { 'P', CMODE_PERM   },
  { 'F', CMODE_FTARGET},
  { 'Q', CMODE_DISFWD },
  /* following modes are added as extensions */
  { 'N', CMODE_NPC       },
  { 'S', CMODE_SSLONLY   },
  { 'O', CMODE_OPERONLY  },
  { 'A', CMODE_ADMINONLY },
  { 'c', CMODE_NOCOLOR   },
  { 'C', CMODE_NOCTCP    },

  { '\0', 0 }
};
#endif

user.c

#include "valkyrie.h"

valkyrie.h

#ifndef VALKYRIE_H
#define VALKYRIE_H

#include "users.h"
#include "channels.h"
#include "mode.h"

#endif