diff --git a/src/os/hpux/dlpi.c b/src/os/hpux/dlpi.c
deleted file mode 100644
index a7732036..00000000
--- a/src/os/hpux/dlpi.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/*
- * Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
- * This file is part of SIGAR.
- * 
- * SIGAR is free software; you can redistribute it and/or modify
- * it under the terms version 2 of the GNU General Public License as
- * published by the Free Software Foundation. This program is distributed
- * in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
- * even the implied warranty of MERCHANTABILITY or FITNESS FOR A
- * PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA.
- */
-
-/* 
- * talk to Data Link Provider Interface aka /dev/dlpi
- * see: http://docs.hp.com/hpux/onlinedocs/B2355-90139/B2355-90139.html
- */
-#include <errno.h>
-#include <fcntl.h>
-#include <memory.h>
-#include <stdio.h>
-
-#include <sys/types.h>
-#include <sys/dlpi.h>
-#include <sys/dlpi_ext.h>
-#include <sys/stat.h>
-#include <sys/stream.h>
-#include <sys/stropts.h>
-#include <sys/mib.h>
-
-#define	DLBUF_SIZE 8192
-
-#define ERRBUF_SIZE 1024
-
-static int send_req(int fd, char *ptr, int len, char *what, char *ebuf)
-{
-    struct strbuf ctl;
-    int flags = 0;
-
-    ctl.maxlen = 0;
-    ctl.len    = len;
-    ctl.buf    = ptr;
-
-    if (putmsg(fd, &ctl, (struct strbuf *) NULL, flags) < 0) {
-        snprintf(ebuf, ERRBUF_SIZE, "send_req: putmsg \"%s\": %s",
-                 what, strerror(errno));
-        return -1;
-    }
-
-    return 0;
-}
-
-static int recv_ack(int fd, int size, const char *what, char *bufp, char *ebuf)
-{
-    union DL_primitives *dlp;
-    struct strbuf ctl;
-    int flags = 0;
-
-    ctl.maxlen = DLBUF_SIZE;
-    ctl.len    = 0;
-    ctl.buf    = bufp;
-
-    if (getmsg(fd, &ctl, (struct strbuf*)NULL, &flags) < 0) {
-        snprintf(ebuf, ERRBUF_SIZE, "recv_ack: %s getmsg: %s",
-                 what, strerror(errno));
-        return -1;
-    }
-
-    dlp = (union DL_primitives *)ctl.buf;
-    switch (dlp->dl_primitive) {
-      case DL_INFO_ACK:
-      case DL_BIND_ACK:
-      case DL_OK_ACK:
-      case DL_HP_PPA_ACK:
-      case DL_HP_INFO_ACK:
-      case DL_GET_STATISTICS_ACK:
-        break;
-
-      case DL_ERROR_ACK:
-        switch (dlp->error_ack.dl_errno) {
-
-          case DL_SYSERR:
-            snprintf(ebuf, ERRBUF_SIZE, "recv_ack: %s: system error - %s",
-                     what, strerror(dlp->error_ack.dl_unix_errno));
-            break;
-
-          default:
-            snprintf(ebuf, ERRBUF_SIZE, "recv_ack: %s: dl error - %d",
-                     what, dlp->error_ack.dl_errno);
-            break;
-        }
-        return -1;
-      default:
-        snprintf(ebuf, ERRBUF_SIZE,
-                 "recv_ack: %s: unexpected primitive ack %d",
-                 what, dlp->dl_primitive);
-        return -1;
-    }
-
-    if (ctl.len < size) {
-        snprintf(ebuf, ERRBUF_SIZE,
-                 "recv_ack: %s: ack too small (%d < %d)",
-                 what, ctl.len, size);
-        return -1;
-    }
-
-    return ctl.len;
-}
-
-static int dl_attach_req(int fd, uint32_t ppa, char *ebuf)
-{
-    dl_attach_req_t req;
-
-    req.dl_primitive = DL_ATTACH_REQ;
-    req.dl_ppa = ppa;
-
-    return send_req(fd, (char *)&req, sizeof(req), "attach", ebuf);
-}
-
-static int dl_bind_req(int fd, uint32_t sap, char *ebuf)
-{
-    dl_bind_req_t req;
-
-    memset((char *)&req, 0, sizeof(req));
-    req.dl_primitive = DL_BIND_REQ;
-
-    req.dl_max_conind = 1;
-    /* 22 == INSAP, see HP-UX DLPI Programmer's Guide */
-    req.dl_sap = 22;
-    req.dl_service_mode = DL_HP_RAWDLS;
-    req.dl_service_mode = DL_CODLS;
-
-    return send_req(fd, (char *)&req, sizeof(req), "bind", ebuf);
-}
-
-static int dl_bind_ack(int fd, char *bufp, char *ebuf)
-{
-    return recv_ack(fd, DL_BIND_ACK_SIZE, "bind", bufp, ebuf);
-}
-
-static int dl_ok_ack(int fd, const char *what, char *bufp, char *ebuf)
-{
-    return recv_ack(fd, DL_OK_ACK_SIZE, what, bufp, ebuf);
-}
-
-static int dl_info_req(int fd, char *ebuf)
-{
-    dl_info_req_t req;
-    
-    req.dl_primitive = DL_INFO_REQ;
-    
-    return send_req(fd, (char *)&req, sizeof(req), "info", ebuf);
-}
-
-static int dl_info_ack(int fd, char *bufp, char *ebuf)
-{
-    return recv_ack(fd, DL_INFO_ACK_SIZE, "info", bufp, ebuf);
-}
-
-static int dl_hp_info_req(int fd, char *ebuf)
-{
-    dl_hp_info_req_t req;
-
-    req.dl_primitive = DL_HP_INFO_REQ;
-
-    return send_req(fd, (char *)&req, sizeof(req), "hpinfo", ebuf);
-}
-
-static int dl_hp_info_ack(int fd, char *bufp, char *ebuf)
-{
-    return recv_ack(fd, DL_HP_INFO_ACK_SIZE, "hpinfo", bufp, ebuf);
-}
-
-static int dl_stats_req(int fd, char *ebuf)
-{
-    dl_get_statistics_req_t req;
-
-    req.dl_primitive = DL_GET_STATISTICS_REQ;
-
-    return send_req(fd, (char *)&req, sizeof(req), "stats", ebuf);
-}
-
-static int dl_stats_ack(int fd, char *bufp, char *ebuf)
-{
-    return recv_ack(fd, DL_GET_STATISTICS_ACK_SIZE, "stats", bufp, ebuf);
-}
-
-static int dl_open(int ppa, char *ebuf)
-{
-    char *dev = "/dev/dlpi";
-    int fd = -1;
-    dl_info_ack_t *infop;
-    uint32_t buf[DLBUF_SIZE];
-    char dname[128];
-
-    if ((fd = open(dev, O_RDWR)) < 0) {
-        snprintf(ebuf, sizeof(ebuf),
-                 "failed to open %s: %s", dev, strerror(errno));
-        return -1;
-    }
-
-    if (dl_info_req(fd, ebuf) < 0 ||
-        dl_info_ack(fd, (char *)buf, ebuf) < 0) {
-        return -1;
-    }
-
-    infop = &((union DL_primitives *)buf)->info_ack;
-
-    if (infop->dl_provider_style == DL_STYLE2 &&
-        (dl_attach_req(fd, ppa, ebuf) < 0 ||
-         dl_ok_ack(fd, "attach", (char *)buf, ebuf) < 0))
-    {
-        return -1;
-    }
-
-    if (dl_bind_req(fd, 0, ebuf) < 0 ||
-        dl_bind_ack(fd, (char *)buf, ebuf) < 0)
-    {
-        return -1;
-    }
-
-    return fd;
-}
-
-static int dl_get_hp_info(int fd, char *bufp, char *ebuf)
-{
-    dl_hp_info_ack_t *ip;
-
-    if ((dl_hp_info_req(fd, ebuf) < 0) ||
-        (dl_hp_info_ack(fd, bufp, ebuf) < 0)) {
-        return -1;
-    }
-
-    ip = (dl_hp_info_ack_t *)bufp;
-    if (ip->dl_primitive != DL_HP_INFO_ACK) {
-        return -1;
-    }
-
-    return 0;
-}
-
-static int dl_get_stats(int fd, char *bufp, char *ebuf)
-{
-    dl_get_statistics_ack_t *ip;
-
-    if ((dl_stats_req(fd, ebuf) < 0) ||
-        (dl_stats_ack(fd, bufp, ebuf) < 0)) {
-        return -1;
-    }
-
-    ip = (dl_get_statistics_ack_t *)bufp;
-    if (ip->dl_primitive != DL_GET_STATISTICS_ACK) {
-        return -1;
-    }
-
-    return 0;
-}
-
-int hpux_get_mib_ifentry(int ppa, mib_ifEntry *mib)
-{
-    int fd, status=0;
-    char ebuf[ERRBUF_SIZE];
-    uint32_t buf[DLBUF_SIZE];
-
-   if ((fd = dl_open(ppa, ebuf)) < 0) {
-        return errno;
-    }
-
-    if (dl_get_stats(fd, (char *)buf, ebuf) >= 0) {
-        dl_get_statistics_ack_t *st = (dl_get_statistics_ack_t *)buf;
-        memcpy(mib, (u_char *)buf + st->dl_stat_offset, sizeof(*mib));
-    }
-    else {
-        status = errno;
-    }
-
-    close(fd);
-    return status;
-}